Home / 2,160,701.20-3,239,070.36-830,002.96

Finding the Fourth Proportional to 2,160,701.20, 3,239,070.36 and 830,002.96

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Solution

The fourth proportional to 2,160,701.20, 3,239,070.36 and 830,002.96 is: 1,244,243.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,160,701.20 : 3,239,070.36 = 830,002.96 : x
  2. Step 2: Convert to fraction form
    2,160,701.20/3,239,070.36 = 830,002.96/x
  3. Step 3: Cross multiply
    2,160,701.20x = 3,239,070.36 × 830,002.96
  4. Step 4: Simplify right side
    2,160,701.20x = 2,688,437,986,448.27
  5. Step 5: Solve for x
    x = 2,688,437,986,448.27/2,160,701.20
  6. Step 6: Final answer
    x = 1,244,243.30

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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.