Home / 1,145,632.20-1,718,010.90-346,648.20

Finding the Fourth Proportional to 1,145,632.20, 1,718,010.90 and 346,648.20

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Solution

The fourth proportional to 1,145,632.20, 1,718,010.90 and 346,648.20 is: 519,839.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,632.20 : 1,718,010.90 = 346,648.20 : x
  2. Step 2: Convert to fraction form
    1,145,632.20/1,718,010.90 = 346,648.20/x
  3. Step 3: Cross multiply
    1,145,632.20x = 1,718,010.90 × 346,648.20
  4. Step 4: Simplify right side
    1,145,632.20x = 595,545,386,065.38
  5. Step 5: Solve for x
    x = 595,545,386,065.38/1,145,632.20
  6. Step 6: Final answer
    x = 519,839.95

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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.