Home / 1,011,402.70-1,395,778.24-581,683.24

Finding the Fourth Proportional to 1,011,402.70, 1,395,778.24 and 581,683.24

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Solution

The fourth proportional to 1,011,402.70, 1,395,778.24 and 581,683.24 is: 802,747.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,402.70 : 1,395,778.24 = 581,683.24 : x
  2. Step 2: Convert to fraction form
    1,011,402.70/1,395,778.24 = 581,683.24/x
  3. Step 3: Cross multiply
    1,011,402.70x = 1,395,778.24 × 581,683.24
  4. Step 4: Simplify right side
    1,011,402.70x = 811,900,808,964.70
  5. Step 5: Solve for x
    x = 811,900,808,964.70/1,011,402.70
  6. Step 6: Final answer
    x = 802,747.32

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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.