Home / 1,275,531.92-1,913,533.24-527,636.24

Finding the Fourth Proportional to 1,275,531.92, 1,913,533.24 and 527,636.24

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Solution

The fourth proportional to 1,275,531.92, 1,913,533.24 and 527,636.24 is: 791,551.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,531.92 : 1,913,533.24 = 527,636.24 : x
  2. Step 2: Convert to fraction form
    1,275,531.92/1,913,533.24 = 527,636.24/x
  3. Step 3: Cross multiply
    1,275,531.92x = 1,913,533.24 × 527,636.24
  4. Step 4: Simplify right side
    1,275,531.92x = 1,009,649,483,868.62
  5. Step 5: Solve for x
    x = 1,009,649,483,868.62/1,275,531.92
  6. Step 6: Final answer
    x = 791,551.72

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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.