Home / 1,361,047.20-2,041,570.80-652,459.20

Finding the Fourth Proportional to 1,361,047.20, 2,041,570.80 and 652,459.20

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Solution

The fourth proportional to 1,361,047.20, 2,041,570.80 and 652,459.20 is: 978,688.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,047.20 : 2,041,570.80 = 652,459.20 : x
  2. Step 2: Convert to fraction form
    1,361,047.20/2,041,570.80 = 652,459.20/x
  3. Step 3: Cross multiply
    1,361,047.20x = 2,041,570.80 × 652,459.20
  4. Step 4: Simplify right side
    1,361,047.20x = 1,332,041,650,911.36
  5. Step 5: Solve for x
    x = 1,332,041,650,911.36/1,361,047.20
  6. Step 6: Final answer
    x = 978,688.80

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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.