Home / 2,678,143.04-4,017,214.56-784,884.80

Finding the Fourth Proportional to 2,678,143.04, 4,017,214.56 and 784,884.80

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Solution

The fourth proportional to 2,678,143.04, 4,017,214.56 and 784,884.80 is: 1,177,327.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,678,143.04 : 4,017,214.56 = 784,884.80 : x
  2. Step 2: Convert to fraction form
    2,678,143.04/4,017,214.56 = 784,884.80/x
  3. Step 3: Cross multiply
    2,678,143.04x = 4,017,214.56 × 784,884.80
  4. Step 4: Simplify right side
    2,678,143.04x = 3,153,050,646,482.69
  5. Step 5: Solve for x
    x = 3,153,050,646,482.69/2,678,143.04
  6. Step 6: Final answer
    x = 1,177,327.20

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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.