Home / 1,134,419.80-1,702,285.80-424,519.60

Finding the Fourth Proportional to 1,134,419.80, 1,702,285.80 and 424,519.60

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Solution

The fourth proportional to 1,134,419.80, 1,702,285.80 and 424,519.60 is: 637,024.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,419.80 : 1,702,285.80 = 424,519.60 : x
  2. Step 2: Convert to fraction form
    1,134,419.80/1,702,285.80 = 424,519.60/x
  3. Step 3: Cross multiply
    1,134,419.80x = 1,702,285.80 × 424,519.60
  4. Step 4: Simplify right side
    1,134,419.80x = 722,653,686,901.68
  5. Step 5: Solve for x
    x = 722,653,686,901.68/1,134,419.80
  6. Step 6: Final answer
    x = 637,024.92

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1.5x scale

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.