Home / 2,914,008.40-4,371,012.60-784,307.80

Finding the Fourth Proportional to 2,914,008.40, 4,371,012.60 and 784,307.80

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Solution

The fourth proportional to 2,914,008.40, 4,371,012.60 and 784,307.80 is: 1,176,461.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,914,008.40 : 4,371,012.60 = 784,307.80 : x
  2. Step 2: Convert to fraction form
    2,914,008.40/4,371,012.60 = 784,307.80/x
  3. Step 3: Cross multiply
    2,914,008.40x = 4,371,012.60 × 784,307.80
  4. Step 4: Simplify right side
    2,914,008.40x = 3,428,219,276,078.28
  5. Step 5: Solve for x
    x = 3,428,219,276,078.28/2,914,008.40
  6. Step 6: Final answer
    x = 1,176,461.70

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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.