Home / 960,041.60-1,440,062.40-693,238.40

Finding the Fourth Proportional to 960,041.60, 1,440,062.40 and 693,238.40

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Solution

The fourth proportional to 960,041.60, 1,440,062.40 and 693,238.40 is: 1,039,857.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,041.60 : 1,440,062.40 = 693,238.40 : x
  2. Step 2: Convert to fraction form
    960,041.60/1,440,062.40 = 693,238.40/x
  3. Step 3: Cross multiply
    960,041.60x = 1,440,062.40 × 693,238.40
  4. Step 4: Simplify right side
    960,041.60x = 998,306,554,076.16
  5. Step 5: Solve for x
    x = 998,306,554,076.16/960,041.60
  6. Step 6: Final answer
    x = 1,039,857.60

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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.