Home / 995,449.40-1,492,007.70-745,839.80

Finding the Fourth Proportional to 995,449.40, 1,492,007.70 and 745,839.80

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Solution

The fourth proportional to 995,449.40, 1,492,007.70 and 745,839.80 is: 1,117,885.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,449.40 : 1,492,007.70 = 745,839.80 : x
  2. Step 2: Convert to fraction form
    995,449.40/1,492,007.70 = 745,839.80/x
  3. Step 3: Cross multiply
    995,449.40x = 1,492,007.70 × 745,839.80
  4. Step 4: Simplify right side
    995,449.40x = 1,112,798,724,566.46
  5. Step 5: Solve for x
    x = 1,112,798,724,566.46/995,449.40
  6. Step 6: Final answer
    x = 1,117,885.78

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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.