Home / 1,173,757.64-1,619,792.28-690,343.16

Finding the Fourth Proportional to 1,173,757.64, 1,619,792.28 and 690,343.16

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Solution

The fourth proportional to 1,173,757.64, 1,619,792.28 and 690,343.16 is: 952,677.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,757.64 : 1,619,792.28 = 690,343.16 : x
  2. Step 2: Convert to fraction form
    1,173,757.64/1,619,792.28 = 690,343.16/x
  3. Step 3: Cross multiply
    1,173,757.64x = 1,619,792.28 × 690,343.16
  4. Step 4: Simplify right side
    1,173,757.64x = 1,118,212,521,118.81
  5. Step 5: Solve for x
    x = 1,118,212,521,118.81/1,173,757.64
  6. Step 6: Final answer
    x = 952,677.52

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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.