Home / 1,490,385.87-2,234,084.05-692,227.94

Finding the Fourth Proportional to 1,490,385.87, 2,234,084.05 and 692,227.94

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Solution

The fourth proportional to 1,490,385.87, 2,234,084.05 and 692,227.94 is: 1,037,647.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,385.87 : 2,234,084.05 = 692,227.94 : x
  2. Step 2: Convert to fraction form
    1,490,385.87/2,234,084.05 = 692,227.94/x
  3. Step 3: Cross multiply
    1,490,385.87x = 2,234,084.05 × 692,227.94
  4. Step 4: Simplify right side
    1,490,385.87x = 1,546,495,385,086.80
  5. Step 5: Solve for x
    x = 1,546,495,385,086.80/1,490,385.87
  6. Step 6: Final answer
    x = 1,037,647.64

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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.