Home / 5,131,038.10-7,697,754.30-1,487,843.97

Finding the Fourth Proportional to 5,131,038.10, 7,697,754.30 and 1,487,843.97

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Solution

The fourth proportional to 5,131,038.10, 7,697,754.30 and 1,487,843.97 is: 2,232,113.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,131,038.10 : 7,697,754.30 = 1,487,843.97 : x
  2. Step 2: Convert to fraction form
    5,131,038.10/7,697,754.30 = 1,487,843.97/x
  3. Step 3: Cross multiply
    5,131,038.10x = 7,697,754.30 × 1,487,843.97
  4. Step 4: Simplify right side
    5,131,038.10x = 11,453,057,316,159.34
  5. Step 5: Solve for x
    x = 11,453,057,316,159.34/5,131,038.10
  6. Step 6: Final answer
    x = 2,232,113.09

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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.