Home / 1,250,349.56-1,725,484.16-677,389.74

Finding the Fourth Proportional to 1,250,349.56, 1,725,484.16 and 677,389.74

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Solution

The fourth proportional to 1,250,349.56, 1,725,484.16 and 677,389.74 is: 934,798.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,349.56 : 1,725,484.16 = 677,389.74 : x
  2. Step 2: Convert to fraction form
    1,250,349.56/1,725,484.16 = 677,389.74/x
  3. Step 3: Cross multiply
    1,250,349.56x = 1,725,484.16 × 677,389.74
  4. Step 4: Simplify right side
    1,250,349.56x = 1,168,825,257,929.11
  5. Step 5: Solve for x
    x = 1,168,825,257,929.11/1,250,349.56
  6. Step 6: Final answer
    x = 934,798.79

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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.