Home / 1,501,370.87-2,071,892.86-813,048.12

Finding the Fourth Proportional to 1,501,370.87, 2,071,892.86 and 813,048.12

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Solution

The fourth proportional to 1,501,370.87, 2,071,892.86 and 813,048.12 is: 1,122,006.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,370.87 : 2,071,892.86 = 813,048.12 : x
  2. Step 2: Convert to fraction form
    1,501,370.87/2,071,892.86 = 813,048.12/x
  3. Step 3: Cross multiply
    1,501,370.87x = 2,071,892.86 × 813,048.12
  4. Step 4: Simplify right side
    1,501,370.87x = 1,684,548,592,631.80
  5. Step 5: Solve for x
    x = 1,684,548,592,631.80/1,501,370.87
  6. Step 6: Final answer
    x = 1,122,006.98

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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.