Home / 1,011,357.16-1,395,715.29-581,637.62

Finding the Fourth Proportional to 1,011,357.16, 1,395,715.29 and 581,637.62

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Solution

The fourth proportional to 1,011,357.16, 1,395,715.29 and 581,637.62 is: 802,684.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,357.16 : 1,395,715.29 = 581,637.62 : x
  2. Step 2: Convert to fraction form
    1,011,357.16/1,395,715.29 = 581,637.62/x
  3. Step 3: Cross multiply
    1,011,357.16x = 1,395,715.29 × 581,637.62
  4. Step 4: Simplify right side
    1,011,357.16x = 811,800,520,781.36
  5. Step 5: Solve for x
    x = 811,800,520,781.36/1,011,357.16
  6. Step 6: Final answer
    x = 802,684.31

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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.