Home / 1,653,138.28-2,281,406.60-918,095.92

Finding the Fourth Proportional to 1,653,138.28, 2,281,406.60 and 918,095.92

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Solution

The fourth proportional to 1,653,138.28, 2,281,406.60 and 918,095.92 is: 1,267,014.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,653,138.28 : 2,281,406.60 = 918,095.92 : x
  2. Step 2: Convert to fraction form
    1,653,138.28/2,281,406.60 = 918,095.92/x
  3. Step 3: Cross multiply
    1,653,138.28x = 2,281,406.60 × 918,095.92
  4. Step 4: Simplify right side
    1,653,138.28x = 2,094,550,091,321.07
  5. Step 5: Solve for x
    x = 2,094,550,091,321.07/1,653,138.28
  6. Step 6: Final answer
    x = 1,267,014.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.