Home / 1,340,848.08-1,850,406.72-729,042

Finding the Fourth Proportional to 1,340,848.08, 1,850,406.72 and 729,042

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Solution

The fourth proportional to 1,340,848.08, 1,850,406.72 and 729,042 is: 1,006,097.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,848.08 : 1,850,406.72 = 729,042 : x
  2. Step 2: Convert to fraction form
    1,340,848.08/1,850,406.72 = 729,042/x
  3. Step 3: Cross multiply
    1,340,848.08x = 1,850,406.72 × 729,042
  4. Step 4: Simplify right side
    1,340,848.08x = 1,349,024,215,962.24
  5. Step 5: Solve for x
    x = 1,349,024,215,962.24/1,340,848.08
  6. Step 6: Final answer
    x = 1,006,097.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.