Home / 1,170,071.60-1,755,107.40-957,495.20

Finding the Fourth Proportional to 1,170,071.60, 1,755,107.40 and 957,495.20

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Solution

The fourth proportional to 1,170,071.60, 1,755,107.40 and 957,495.20 is: 1,436,242.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,071.60 : 1,755,107.40 = 957,495.20 : x
  2. Step 2: Convert to fraction form
    1,170,071.60/1,755,107.40 = 957,495.20/x
  3. Step 3: Cross multiply
    1,170,071.60x = 1,755,107.40 × 957,495.20
  4. Step 4: Simplify right side
    1,170,071.60x = 1,680,506,910,984.48
  5. Step 5: Solve for x
    x = 1,680,506,910,984.48/1,170,071.60
  6. Step 6: Final answer
    x = 1,436,242.80

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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.