Home / 1,047,158.60-1,570,277.10-415,862.60

Finding the Fourth Proportional to 1,047,158.60, 1,570,277.10 and 415,862.60

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Solution

The fourth proportional to 1,047,158.60, 1,570,277.10 and 415,862.60 is: 623,610.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,158.60 : 1,570,277.10 = 415,862.60 : x
  2. Step 2: Convert to fraction form
    1,047,158.60/1,570,277.10 = 415,862.60/x
  3. Step 3: Cross multiply
    1,047,158.60x = 1,570,277.10 × 415,862.60
  4. Step 4: Simplify right side
    1,047,158.60x = 653,019,517,526.46
  5. Step 5: Solve for x
    x = 653,019,517,526.46/1,047,158.60
  6. Step 6: Final answer
    x = 623,610.90

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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.