Home / 1,948,524.58-2,688,855.45-1,077,308.91

Finding the Fourth Proportional to 1,948,524.58, 2,688,855.45 and 1,077,308.91

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Solution

The fourth proportional to 1,948,524.58, 2,688,855.45 and 1,077,308.91 is: 1,486,626.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,524.58 : 2,688,855.45 = 1,077,308.91 : x
  2. Step 2: Convert to fraction form
    1,948,524.58/2,688,855.45 = 1,077,308.91/x
  3. Step 3: Cross multiply
    1,948,524.58x = 2,688,855.45 × 1,077,308.91
  4. Step 4: Simplify right side
    1,948,524.58x = 2,896,727,920,542.78
  5. Step 5: Solve for x
    x = 2,896,727,920,542.78/1,948,524.58
  6. Step 6: Final answer
    x = 1,486,626.32

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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.