Home / 1,078,752.80-1,488,685.20-595,330.40

Finding the Fourth Proportional to 1,078,752.80, 1,488,685.20 and 595,330.40

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Solution

The fourth proportional to 1,078,752.80, 1,488,685.20 and 595,330.40 is: 821,559.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,752.80 : 1,488,685.20 = 595,330.40 : x
  2. Step 2: Convert to fraction form
    1,078,752.80/1,488,685.20 = 595,330.40/x
  3. Step 3: Cross multiply
    1,078,752.80x = 1,488,685.20 × 595,330.40
  4. Step 4: Simplify right side
    1,078,752.80x = 886,259,555,590.08
  5. Step 5: Solve for x
    x = 886,259,555,590.08/1,078,752.80
  6. Step 6: Final answer
    x = 821,559.45

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1.5x scale

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.