Home / 1,625,437.08-2,438,384.22-678,592.44

Finding the Fourth Proportional to 1,625,437.08, 2,438,384.22 and 678,592.44

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Solution

The fourth proportional to 1,625,437.08, 2,438,384.22 and 678,592.44 is: 1,017,984.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,437.08 : 2,438,384.22 = 678,592.44 : x
  2. Step 2: Convert to fraction form
    1,625,437.08/2,438,384.22 = 678,592.44/x
  3. Step 3: Cross multiply
    1,625,437.08x = 2,438,384.22 × 678,592.44
  4. Step 4: Simplify right side
    1,625,437.08x = 1,654,669,097,507.30
  5. Step 5: Solve for x
    x = 1,654,669,097,507.30/1,625,437.08
  6. Step 6: Final answer
    x = 1,017,984.10

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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.