Home / 1,574,763.85-2,173,149.57-886,434.22

Finding the Fourth Proportional to 1,574,763.85, 2,173,149.57 and 886,434.22

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Solution

The fourth proportional to 1,574,763.85, 2,173,149.57 and 886,434.22 is: 1,223,265.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,763.85 : 2,173,149.57 = 886,434.22 : x
  2. Step 2: Convert to fraction form
    1,574,763.85/2,173,149.57 = 886,434.22/x
  3. Step 3: Cross multiply
    1,574,763.85x = 2,173,149.57 × 886,434.22
  4. Step 4: Simplify right side
    1,574,763.85x = 1,926,354,144,026.29
  5. Step 5: Solve for x
    x = 1,926,354,144,026.29/1,574,763.85
  6. Step 6: Final answer
    x = 1,223,265.41

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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.