Home / 1,535,622.40-2,300,323.20-869,996.80

Finding the Fourth Proportional to 1,535,622.40, 2,300,323.20 and 869,996.80

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Solution

The fourth proportional to 1,535,622.40, 2,300,323.20 and 869,996.80 is: 1,303,233.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,622.40 : 2,300,323.20 = 869,996.80 : x
  2. Step 2: Convert to fraction form
    1,535,622.40/2,300,323.20 = 869,996.80/x
  3. Step 3: Cross multiply
    1,535,622.40x = 2,300,323.20 × 869,996.80
  4. Step 4: Simplify right side
    1,535,622.40x = 2,001,273,822,965.76
  5. Step 5: Solve for x
    x = 2,001,273,822,965.76/1,535,622.40
  6. Step 6: Final answer
    x = 1,303,233.02

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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.