Home / 1,264,770.18-1,744,892.56-805,802.55

Finding the Fourth Proportional to 1,264,770.18, 1,744,892.56 and 805,802.55

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Solution

The fourth proportional to 1,264,770.18, 1,744,892.56 and 805,802.55 is: 1,111,695.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,770.18 : 1,744,892.56 = 805,802.55 : x
  2. Step 2: Convert to fraction form
    1,264,770.18/1,744,892.56 = 805,802.55/x
  3. Step 3: Cross multiply
    1,264,770.18x = 1,744,892.56 × 805,802.55
  4. Step 4: Simplify right side
    1,264,770.18x = 1,406,038,874,324.03
  5. Step 5: Solve for x
    x = 1,406,038,874,324.03/1,264,770.18
  6. Step 6: Final answer
    x = 1,111,695.15

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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.