Home / 994,559.20-1,488,339.60-910,578.40

Finding the Fourth Proportional to 994,559.20, 1,488,339.60 and 910,578.40

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Solution

The fourth proportional to 994,559.20, 1,488,339.60 and 910,578.40 is: 1,362,663.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,559.20 : 1,488,339.60 = 910,578.40 : x
  2. Step 2: Convert to fraction form
    994,559.20/1,488,339.60 = 910,578.40/x
  3. Step 3: Cross multiply
    994,559.20x = 1,488,339.60 × 910,578.40
  4. Step 4: Simplify right side
    994,559.20x = 1,355,249,891,624.64
  5. Step 5: Solve for x
    x = 1,355,249,891,624.64/994,559.20
  6. Step 6: Final answer
    x = 1,362,663.87

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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.