Home / 1,539,387.36-2,122,979.04-966,480.96

Finding the Fourth Proportional to 1,539,387.36, 2,122,979.04 and 966,480.96

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Solution

The fourth proportional to 1,539,387.36, 2,122,979.04 and 966,480.96 is: 1,332,880.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,387.36 : 2,122,979.04 = 966,480.96 : x
  2. Step 2: Convert to fraction form
    1,539,387.36/2,122,979.04 = 966,480.96/x
  3. Step 3: Cross multiply
    1,539,387.36x = 2,122,979.04 × 966,480.96
  4. Step 4: Simplify right side
    1,539,387.36x = 2,051,818,820,639.08
  5. Step 5: Solve for x
    x = 2,051,818,820,639.08/1,539,387.36
  6. Step 6: Final answer
    x = 1,332,880.13

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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.