Home / 1,560,838.60-2,339,702.70-717,920.20

Finding the Fourth Proportional to 1,560,838.60, 2,339,702.70 and 717,920.20

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Solution

The fourth proportional to 1,560,838.60, 2,339,702.70 and 717,920.20 is: 1,076,164.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,838.60 : 2,339,702.70 = 717,920.20 : x
  2. Step 2: Convert to fraction form
    1,560,838.60/2,339,702.70 = 717,920.20/x
  3. Step 3: Cross multiply
    1,560,838.60x = 2,339,702.70 × 717,920.20
  4. Step 4: Simplify right side
    1,560,838.60x = 1,679,719,830,324.54
  5. Step 5: Solve for x
    x = 1,679,719,830,324.54/1,560,838.60
  6. Step 6: Final answer
    x = 1,076,164.97

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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.