Home / 1,948,070.58-2,688,329.55-1,088,630.61

Finding the Fourth Proportional to 1,948,070.58, 2,688,329.55 and 1,088,630.61

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Solution

The fourth proportional to 1,948,070.58, 2,688,329.55 and 1,088,630.61 is: 1,502,305.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,070.58 : 2,688,329.55 = 1,088,630.61 : x
  2. Step 2: Convert to fraction form
    1,948,070.58/2,688,329.55 = 1,088,630.61/x
  3. Step 3: Cross multiply
    1,948,070.58x = 2,688,329.55 × 1,088,630.61
  4. Step 4: Simplify right side
    1,948,070.58x = 2,926,597,837,897.53
  5. Step 5: Solve for x
    x = 2,926,597,837,897.53/1,948,070.58
  6. Step 6: Final answer
    x = 1,502,305.85

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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.