Home / 1,370,849.90-1,891,831.98-759,002.66

Finding the Fourth Proportional to 1,370,849.90, 1,891,831.98 and 759,002.66

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Solution

The fourth proportional to 1,370,849.90, 1,891,831.98 and 759,002.66 is: 1,047,456.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,849.90 : 1,891,831.98 = 759,002.66 : x
  2. Step 2: Convert to fraction form
    1,370,849.90/1,891,831.98 = 759,002.66/x
  3. Step 3: Cross multiply
    1,370,849.90x = 1,891,831.98 × 759,002.66
  4. Step 4: Simplify right side
    1,370,849.90x = 1,435,905,505,093.07
  5. Step 5: Solve for x
    x = 1,435,905,505,093.07/1,370,849.90
  6. Step 6: Final answer
    x = 1,047,456.40

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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.