Home / 1,530,737.71-2,295,352.05-519,490.78

Finding the Fourth Proportional to 1,530,737.71, 2,295,352.05 and 519,490.78

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Solution

The fourth proportional to 1,530,737.71, 2,295,352.05 and 519,490.78 is: 778,980.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530,737.71 : 2,295,352.05 = 519,490.78 : x
  2. Step 2: Convert to fraction form
    1,530,737.71/2,295,352.05 = 519,490.78/x
  3. Step 3: Cross multiply
    1,530,737.71x = 2,295,352.05 × 519,490.78
  4. Step 4: Simplify right side
    1,530,737.71x = 1,192,414,219,142.63
  5. Step 5: Solve for x
    x = 1,192,414,219,142.63/1,530,737.71
  6. Step 6: Final answer
    x = 778,980.10

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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.