Home / 1,010,410.10-1,515,615.15-917,098.10

Finding the Fourth Proportional to 1,010,410.10, 1,515,615.15 and 917,098.10

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Solution

The fourth proportional to 1,010,410.10, 1,515,615.15 and 917,098.10 is: 1,375,647.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,410.10 : 1,515,615.15 = 917,098.10 : x
  2. Step 2: Convert to fraction form
    1,010,410.10/1,515,615.15 = 917,098.10/x
  3. Step 3: Cross multiply
    1,010,410.10x = 1,515,615.15 × 917,098.10
  4. Step 4: Simplify right side
    1,010,410.10x = 1,389,967,774,396.21
  5. Step 5: Solve for x
    x = 1,389,967,774,396.21/1,010,410.10
  6. Step 6: Final answer
    x = 1,375,647.15

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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.