Home / 918,574.46-1,377,892.44-705,665.90

Finding the Fourth Proportional to 918,574.46, 1,377,892.44 and 705,665.90

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Solution

The fourth proportional to 918,574.46, 1,377,892.44 and 705,665.90 is: 1,058,522.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,574.46 : 1,377,892.44 = 705,665.90 : x
  2. Step 2: Convert to fraction form
    918,574.46/1,377,892.44 = 705,665.90/x
  3. Step 3: Cross multiply
    918,574.46x = 1,377,892.44 × 705,665.90
  4. Step 4: Simplify right side
    918,574.46x = 972,331,708,775.80
  5. Step 5: Solve for x
    x = 972,331,708,775.80/918,574.46
  6. Step 6: Final answer
    x = 1,058,522.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.