Home / 1,364,462.72-2,046,699.20-417,829.76

Finding the Fourth Proportional to 1,364,462.72, 2,046,699.20 and 417,829.76

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Solution

The fourth proportional to 1,364,462.72, 2,046,699.20 and 417,829.76 is: 626,746.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364,462.72 : 2,046,699.20 = 417,829.76 : x
  2. Step 2: Convert to fraction form
    1,364,462.72/2,046,699.20 = 417,829.76/x
  3. Step 3: Cross multiply
    1,364,462.72x = 2,046,699.20 × 417,829.76
  4. Step 4: Simplify right side
    1,364,462.72x = 855,171,835,528.19
  5. Step 5: Solve for x
    x = 855,171,835,528.19/1,364,462.72
  6. Step 6: Final answer
    x = 626,746.21

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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.