Home / 994,590.20-1,488,386.10-910,609.40

Finding the Fourth Proportional to 994,590.20, 1,488,386.10 and 910,609.40

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Solution

The fourth proportional to 994,590.20, 1,488,386.10 and 910,609.40 is: 1,362,710.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,590.20 : 1,488,386.10 = 910,609.40 : x
  2. Step 2: Convert to fraction form
    994,590.20/1,488,386.10 = 910,609.40/x
  3. Step 3: Cross multiply
    994,590.20x = 1,488,386.10 × 910,609.40
  4. Step 4: Simplify right side
    994,590.20x = 1,355,338,373,489.34
  5. Step 5: Solve for x
    x = 1,355,338,373,489.34/994,590.20
  6. Step 6: Final answer
    x = 1,362,710.36

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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.