Home / 1,661,344.60-2,492,016.90-1,023,615.40

Finding the Fourth Proportional to 1,661,344.60, 2,492,016.90 and 1,023,615.40

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Solution

The fourth proportional to 1,661,344.60, 2,492,016.90 and 1,023,615.40 is: 1,535,423.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,344.60 : 2,492,016.90 = 1,023,615.40 : x
  2. Step 2: Convert to fraction form
    1,661,344.60/2,492,016.90 = 1,023,615.40/x
  3. Step 3: Cross multiply
    1,661,344.60x = 2,492,016.90 × 1,023,615.40
  4. Step 4: Simplify right side
    1,661,344.60x = 2,550,866,875,900.26
  5. Step 5: Solve for x
    x = 2,550,866,875,900.26/1,661,344.60
  6. Step 6: Final answer
    x = 1,535,423.10

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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.