Home / 1,559,808.80-2,339,713.20-1,465,330.40

Finding the Fourth Proportional to 1,559,808.80, 2,339,713.20 and 1,465,330.40

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Solution

The fourth proportional to 1,559,808.80, 2,339,713.20 and 1,465,330.40 is: 2,197,995.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,808.80 : 2,339,713.20 = 1,465,330.40 : x
  2. Step 2: Convert to fraction form
    1,559,808.80/2,339,713.20 = 1,465,330.40/x
  3. Step 3: Cross multiply
    1,559,808.80x = 2,339,713.20 × 1,465,330.40
  4. Step 4: Simplify right side
    1,559,808.80x = 3,428,452,879,241.28
  5. Step 5: Solve for x
    x = 3,428,452,879,241.28/1,559,808.80
  6. Step 6: Final answer
    x = 2,197,995.60

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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.