Home / 1,011,351.27-1,395,707.18-581,631.74

Finding the Fourth Proportional to 1,011,351.27, 1,395,707.18 and 581,631.74

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Solution

The fourth proportional to 1,011,351.27, 1,395,707.18 and 581,631.74 is: 802,676.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,351.27 : 1,395,707.18 = 581,631.74 : x
  2. Step 2: Convert to fraction form
    1,011,351.27/1,395,707.18 = 581,631.74/x
  3. Step 3: Cross multiply
    1,011,351.27x = 1,395,707.18 × 581,631.74
  4. Step 4: Simplify right side
    1,011,351.27x = 811,787,592,616.94
  5. Step 5: Solve for x
    x = 811,787,592,616.94/1,011,351.27
  6. Step 6: Final answer
    x = 802,676.20

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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.