Home / 1,489,453.36-2,234,530.80-424,510.72

Finding the Fourth Proportional to 1,489,453.36, 2,234,530.80 and 424,510.72

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Solution

The fourth proportional to 1,489,453.36, 2,234,530.80 and 424,510.72 is: 636,866.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,453.36 : 2,234,530.80 = 424,510.72 : x
  2. Step 2: Convert to fraction form
    1,489,453.36/2,234,530.80 = 424,510.72/x
  3. Step 3: Cross multiply
    1,489,453.36x = 2,234,530.80 × 424,510.72
  4. Step 4: Simplify right side
    1,489,453.36x = 948,582,278,770.18
  5. Step 5: Solve for x
    x = 948,582,278,770.18/1,489,453.36
  6. Step 6: Final answer
    x = 636,866.05

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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.