Home / 1,788,377.68-2,676,702.30-977,520.16

Finding the Fourth Proportional to 1,788,377.68, 2,676,702.30 and 977,520.16

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Solution

The fourth proportional to 1,788,377.68, 2,676,702.30 and 977,520.16 is: 1,463,074.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,377.68 : 2,676,702.30 = 977,520.16 : x
  2. Step 2: Convert to fraction form
    1,788,377.68/2,676,702.30 = 977,520.16/x
  3. Step 3: Cross multiply
    1,788,377.68x = 2,676,702.30 × 977,520.16
  4. Step 4: Simplify right side
    1,788,377.68x = 2,616,530,460,568.37
  5. Step 5: Solve for x
    x = 2,616,530,460,568.37/1,788,377.68
  6. Step 6: Final answer
    x = 1,463,074.88

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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.