Home / 1,013,869.46-1,398,798.21-584,138.90

Finding the Fourth Proportional to 1,013,869.46, 1,398,798.21 and 584,138.90

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Solution

The fourth proportional to 1,013,869.46, 1,398,798.21 and 584,138.90 is: 805,914.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,869.46 : 1,398,798.21 = 584,138.90 : x
  2. Step 2: Convert to fraction form
    1,013,869.46/1,398,798.21 = 584,138.90/x
  3. Step 3: Cross multiply
    1,013,869.46x = 1,398,798.21 × 584,138.90
  4. Step 4: Simplify right side
    1,013,869.46x = 817,092,447,711.37
  5. Step 5: Solve for x
    x = 817,092,447,711.37/1,013,869.46
  6. Step 6: Final answer
    x = 805,914.84

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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.