Home / 1,470,702.56-2,029,491.60-826,149.92

Finding the Fourth Proportional to 1,470,702.56, 2,029,491.60 and 826,149.92

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Solution

The fourth proportional to 1,470,702.56, 2,029,491.60 and 826,149.92 is: 1,140,043.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470,702.56 : 2,029,491.60 = 826,149.92 : x
  2. Step 2: Convert to fraction form
    1,470,702.56/2,029,491.60 = 826,149.92/x
  3. Step 3: Cross multiply
    1,470,702.56x = 2,029,491.60 × 826,149.92
  4. Step 4: Simplify right side
    1,470,702.56x = 1,676,664,322,980.67
  5. Step 5: Solve for x
    x = 1,676,664,322,980.67/1,470,702.56
  6. Step 6: Final answer
    x = 1,140,043.11

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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.