Home / 1,314,961.40-1,972,442.10-801,235.10

Finding the Fourth Proportional to 1,314,961.40, 1,972,442.10 and 801,235.10

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Solution

The fourth proportional to 1,314,961.40, 1,972,442.10 and 801,235.10 is: 1,201,852.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,961.40 : 1,972,442.10 = 801,235.10 : x
  2. Step 2: Convert to fraction form
    1,314,961.40/1,972,442.10 = 801,235.10/x
  3. Step 3: Cross multiply
    1,314,961.40x = 1,972,442.10 × 801,235.10
  4. Step 4: Simplify right side
    1,314,961.40x = 1,580,389,843,237.71
  5. Step 5: Solve for x
    x = 1,580,389,843,237.71/1,314,961.40
  6. Step 6: Final answer
    x = 1,201,852.65

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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.