Home / 1,342,875.90-2,014,313.85-456,411.90

Finding the Fourth Proportional to 1,342,875.90, 2,014,313.85 and 456,411.90

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Solution

The fourth proportional to 1,342,875.90, 2,014,313.85 and 456,411.90 is: 684,617.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,875.90 : 2,014,313.85 = 456,411.90 : x
  2. Step 2: Convert to fraction form
    1,342,875.90/2,014,313.85 = 456,411.90/x
  3. Step 3: Cross multiply
    1,342,875.90x = 2,014,313.85 × 456,411.90
  4. Step 4: Simplify right side
    1,342,875.90x = 919,356,811,474.82
  5. Step 5: Solve for x
    x = 919,356,811,474.82/1,342,875.90
  6. Step 6: Final answer
    x = 684,617.85

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.