Home / 977,287.60-1,465,931.40-741,091.60

Finding the Fourth Proportional to 977,287.60, 1,465,931.40 and 741,091.60

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Solution

The fourth proportional to 977,287.60, 1,465,931.40 and 741,091.60 is: 1,111,637.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,287.60 : 1,465,931.40 = 741,091.60 : x
  2. Step 2: Convert to fraction form
    977,287.60/1,465,931.40 = 741,091.60/x
  3. Step 3: Cross multiply
    977,287.60x = 1,465,931.40 × 741,091.60
  4. Step 4: Simplify right side
    977,287.60x = 1,086,389,446,716.24
  5. Step 5: Solve for x
    x = 1,086,389,446,716.24/977,287.60
  6. Step 6: Final answer
    x = 1,111,637.40

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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.