Home / 3,643,568.40-5,465,352.60-1,119,349.20

Finding the Fourth Proportional to 3,643,568.40, 5,465,352.60 and 1,119,349.20

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Solution

The fourth proportional to 3,643,568.40, 5,465,352.60 and 1,119,349.20 is: 1,679,023.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,643,568.40 : 5,465,352.60 = 1,119,349.20 : x
  2. Step 2: Convert to fraction form
    3,643,568.40/5,465,352.60 = 1,119,349.20/x
  3. Step 3: Cross multiply
    3,643,568.40x = 5,465,352.60 × 1,119,349.20
  4. Step 4: Simplify right side
    3,643,568.40x = 6,117,638,060,527.92
  5. Step 5: Solve for x
    x = 6,117,638,060,527.92/3,643,568.40
  6. Step 6: Final answer
    x = 1,679,023.80

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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.