Home / 1,323,609.60-1,985,414.40-953,126.40

Finding the Fourth Proportional to 1,323,609.60, 1,985,414.40 and 953,126.40

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Solution

The fourth proportional to 1,323,609.60, 1,985,414.40 and 953,126.40 is: 1,429,689.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,609.60 : 1,985,414.40 = 953,126.40 : x
  2. Step 2: Convert to fraction form
    1,323,609.60/1,985,414.40 = 953,126.40/x
  3. Step 3: Cross multiply
    1,323,609.60x = 1,985,414.40 × 953,126.40
  4. Step 4: Simplify right side
    1,323,609.60x = 1,892,350,879,580.16
  5. Step 5: Solve for x
    x = 1,892,350,879,580.16/1,323,609.60
  6. Step 6: Final answer
    x = 1,429,689.60

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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.