Home / 2,784,551.28-4,176,830.58-762,813.18

Finding the Fourth Proportional to 2,784,551.28, 4,176,830.58 and 762,813.18

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Solution

The fourth proportional to 2,784,551.28, 4,176,830.58 and 762,813.18 is: 1,144,220.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,784,551.28 : 4,176,830.58 = 762,813.18 : x
  2. Step 2: Convert to fraction form
    2,784,551.28/4,176,830.58 = 762,813.18/x
  3. Step 3: Cross multiply
    2,784,551.28x = 4,176,830.58 × 762,813.18
  4. Step 4: Simplify right side
    2,784,551.28x = 3,186,141,417,051.04
  5. Step 5: Solve for x
    x = 3,186,141,417,051.04/2,784,551.28
  6. Step 6: Final answer
    x = 1,144,220.77

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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.