Home / 1,690,497.29-2,332,153.17-1,118,334.35

Finding the Fourth Proportional to 1,690,497.29, 2,332,153.17 and 1,118,334.35

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Solution

The fourth proportional to 1,690,497.29, 2,332,153.17 and 1,118,334.35 is: 1,542,816.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,690,497.29 : 2,332,153.17 = 1,118,334.35 : x
  2. Step 2: Convert to fraction form
    1,690,497.29/2,332,153.17 = 1,118,334.35/x
  3. Step 3: Cross multiply
    1,690,497.29x = 2,332,153.17 × 1,118,334.35
  4. Step 4: Simplify right side
    1,690,497.29x = 2,608,127,005,302.77
  5. Step 5: Solve for x
    x = 2,608,127,005,302.77/1,690,497.29
  6. Step 6: Final answer
    x = 1,542,816.43

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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.