Home / 977,160.60-1,465,740.90-740,964.60

Finding the Fourth Proportional to 977,160.60, 1,465,740.90 and 740,964.60

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Solution

The fourth proportional to 977,160.60, 1,465,740.90 and 740,964.60 is: 1,111,446.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,160.60 : 1,465,740.90 = 740,964.60 : x
  2. Step 2: Convert to fraction form
    977,160.60/1,465,740.90 = 740,964.60/x
  3. Step 3: Cross multiply
    977,160.60x = 1,465,740.90 × 740,964.60
  4. Step 4: Simplify right side
    977,160.60x = 1,086,062,119,672.14
  5. Step 5: Solve for x
    x = 1,086,062,119,672.14/977,160.60
  6. Step 6: Final answer
    x = 1,111,446.90

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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.