Home / 1,319,744.16-1,821,250.08-716,132.16

Finding the Fourth Proportional to 1,319,744.16, 1,821,250.08 and 716,132.16

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Solution

The fourth proportional to 1,319,744.16, 1,821,250.08 and 716,132.16 is: 988,264.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,319,744.16 : 1,821,250.08 = 716,132.16 : x
  2. Step 2: Convert to fraction form
    1,319,744.16/1,821,250.08 = 716,132.16/x
  3. Step 3: Cross multiply
    1,319,744.16x = 1,821,250.08 × 716,132.16
  4. Step 4: Simplify right side
    1,319,744.16x = 1,304,255,753,690.57
  5. Step 5: Solve for x
    x = 1,304,255,753,690.57/1,319,744.16
  6. Step 6: Final answer
    x = 988,264.08

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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.