Home / 1,005,652.35-1,387,601.67-564,141.60

Finding the Fourth Proportional to 1,005,652.35, 1,387,601.67 and 564,141.60

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Solution

The fourth proportional to 1,005,652.35, 1,387,601.67 and 564,141.60 is: 778,404.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,652.35 : 1,387,601.67 = 564,141.60 : x
  2. Step 2: Convert to fraction form
    1,005,652.35/1,387,601.67 = 564,141.60/x
  3. Step 3: Cross multiply
    1,005,652.35x = 1,387,601.67 × 564,141.60
  4. Step 4: Simplify right side
    1,005,652.35x = 782,803,826,276.47
  5. Step 5: Solve for x
    x = 782,803,826,276.47/1,005,652.35
  6. Step 6: Final answer
    x = 778,404.01

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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.