Home / 1,533,834.40-2,298,127.20-972,212.80

Finding the Fourth Proportional to 1,533,834.40, 2,298,127.20 and 972,212.80

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Solution

The fourth proportional to 1,533,834.40, 2,298,127.20 and 972,212.80 is: 1,456,655.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,834.40 : 2,298,127.20 = 972,212.80 : x
  2. Step 2: Convert to fraction form
    1,533,834.40/2,298,127.20 = 972,212.80/x
  3. Step 3: Cross multiply
    1,533,834.40x = 2,298,127.20 × 972,212.80
  4. Step 4: Simplify right side
    1,533,834.40x = 2,234,268,679,868.16
  5. Step 5: Solve for x
    x = 2,234,268,679,868.16/1,533,834.40
  6. Step 6: Final answer
    x = 1,456,655.74

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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.