Home / 3,501,765.60-5,252,648.40-977,416.80

Finding the Fourth Proportional to 3,501,765.60, 5,252,648.40 and 977,416.80

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Solution

The fourth proportional to 3,501,765.60, 5,252,648.40 and 977,416.80 is: 1,466,125.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,501,765.60 : 5,252,648.40 = 977,416.80 : x
  2. Step 2: Convert to fraction form
    3,501,765.60/5,252,648.40 = 977,416.80/x
  3. Step 3: Cross multiply
    3,501,765.60x = 5,252,648.40 × 977,416.80
  4. Step 4: Simplify right side
    3,501,765.60x = 5,134,026,790,653.12
  5. Step 5: Solve for x
    x = 5,134,026,790,653.12/3,501,765.60
  6. Step 6: Final answer
    x = 1,466,125.20

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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.