Home / 3,548,543.40-5,319,899.10-1,528,338.60

Finding the Fourth Proportional to 3,548,543.40, 5,319,899.10 and 1,528,338.60

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Solution

The fourth proportional to 3,548,543.40, 5,319,899.10 and 1,528,338.60 is: 2,291,251.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548,543.40 : 5,319,899.10 = 1,528,338.60 : x
  2. Step 2: Convert to fraction form
    3,548,543.40/5,319,899.10 = 1,528,338.60/x
  3. Step 3: Cross multiply
    3,548,543.40x = 5,319,899.10 × 1,528,338.60
  4. Step 4: Simplify right side
    3,548,543.40x = 8,130,607,142,635.26
  5. Step 5: Solve for x
    x = 8,130,607,142,635.26/3,548,543.40
  6. Step 6: Final answer
    x = 2,291,251.99

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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.