Home / 1,402,333.20-1,935,373.58-813,762.29

Finding the Fourth Proportional to 1,402,333.20, 1,935,373.58 and 813,762.29

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Solution

The fourth proportional to 1,402,333.20, 1,935,373.58 and 813,762.29 is: 1,123,081.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,333.20 : 1,935,373.58 = 813,762.29 : x
  2. Step 2: Convert to fraction form
    1,402,333.20/1,935,373.58 = 813,762.29/x
  3. Step 3: Cross multiply
    1,402,333.20x = 1,935,373.58 × 813,762.29
  4. Step 4: Simplify right side
    1,402,333.20x = 1,574,934,022,720.62
  5. Step 5: Solve for x
    x = 1,574,934,022,720.62/1,402,333.20
  6. Step 6: Final answer
    x = 1,123,081.18

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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.