Home / 1,148,908.90-1,723,363.35-910,963.30

Finding the Fourth Proportional to 1,148,908.90, 1,723,363.35 and 910,963.30

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Solution

The fourth proportional to 1,148,908.90, 1,723,363.35 and 910,963.30 is: 1,366,444.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,908.90 : 1,723,363.35 = 910,963.30 : x
  2. Step 2: Convert to fraction form
    1,148,908.90/1,723,363.35 = 910,963.30/x
  3. Step 3: Cross multiply
    1,148,908.90x = 1,723,363.35 × 910,963.30
  4. Step 4: Simplify right side
    1,148,908.90x = 1,569,920,764,415.06
  5. Step 5: Solve for x
    x = 1,569,920,764,415.06/1,148,908.90
  6. Step 6: Final answer
    x = 1,366,444.95

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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.