Home / 1,575,470.34-2,174,138.01-860,078.34

Finding the Fourth Proportional to 1,575,470.34, 2,174,138.01 and 860,078.34

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Solution

The fourth proportional to 1,575,470.34, 2,174,138.01 and 860,078.34 is: 1,186,902.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575,470.34 : 2,174,138.01 = 860,078.34 : x
  2. Step 2: Convert to fraction form
    1,575,470.34/2,174,138.01 = 860,078.34/x
  3. Step 3: Cross multiply
    1,575,470.34x = 2,174,138.01 × 860,078.34
  4. Step 4: Simplify right side
    1,575,470.34x = 1,869,929,010,571.70
  5. Step 5: Solve for x
    x = 1,869,929,010,571.70/1,575,470.34
  6. Step 6: Final answer
    x = 1,186,902.07

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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.