Home / 1,357,333.58-1,872,664.61-768,552.70

Finding the Fourth Proportional to 1,357,333.58, 1,872,664.61 and 768,552.70

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Solution

The fourth proportional to 1,357,333.58, 1,872,664.61 and 768,552.70 is: 1,060,344.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,333.58 : 1,872,664.61 = 768,552.70 : x
  2. Step 2: Convert to fraction form
    1,357,333.58/1,872,664.61 = 768,552.70/x
  3. Step 3: Cross multiply
    1,357,333.58x = 1,872,664.61 × 768,552.70
  4. Step 4: Simplify right side
    1,357,333.58x = 1,439,241,442,209.95
  5. Step 5: Solve for x
    x = 1,439,241,442,209.95/1,357,333.58
  6. Step 6: Final answer
    x = 1,060,344.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.