Home / 1,486,767-2,230,152.45-407,289.15

Finding the Fourth Proportional to 1,486,767, 2,230,152.45 and 407,289.15

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Solution

The fourth proportional to 1,486,767, 2,230,152.45 and 407,289.15 is: 610,934.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,767 : 2,230,152.45 = 407,289.15 : x
  2. Step 2: Convert to fraction form
    1,486,767/2,230,152.45 = 407,289.15/x
  3. Step 3: Cross multiply
    1,486,767x = 2,230,152.45 × 407,289.15
  4. Step 4: Simplify right side
    1,486,767x = 908,316,893,694.47
  5. Step 5: Solve for x
    x = 908,316,893,694.47/1,486,767
  6. Step 6: Final answer
    x = 610,934.26

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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.