Home / 1,500,384.78-2,250,810.45-502,879.50

Finding the Fourth Proportional to 1,500,384.78, 2,250,810.45 and 502,879.50

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Solution

The fourth proportional to 1,500,384.78, 2,250,810.45 and 502,879.50 is: 754,397.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500,384.78 : 2,250,810.45 = 502,879.50 : x
  2. Step 2: Convert to fraction form
    1,500,384.78/2,250,810.45 = 502,879.50/x
  3. Step 3: Cross multiply
    1,500,384.78x = 2,250,810.45 × 502,879.50
  4. Step 4: Simplify right side
    1,500,384.78x = 1,131,886,433,690.78
  5. Step 5: Solve for x
    x = 1,131,886,433,690.78/1,500,384.78
  6. Step 6: Final answer
    x = 754,397.44

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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.