Home / 1,168,540.40-1,752,810.60-748,636.40

Finding the Fourth Proportional to 1,168,540.40, 1,752,810.60 and 748,636.40

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Solution

The fourth proportional to 1,168,540.40, 1,752,810.60 and 748,636.40 is: 1,122,954.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,540.40 : 1,752,810.60 = 748,636.40 : x
  2. Step 2: Convert to fraction form
    1,168,540.40/1,752,810.60 = 748,636.40/x
  3. Step 3: Cross multiply
    1,168,540.40x = 1,752,810.60 × 748,636.40
  4. Step 4: Simplify right side
    1,168,540.40x = 1,312,217,817,465.84
  5. Step 5: Solve for x
    x = 1,312,217,817,465.84/1,168,540.40
  6. Step 6: Final answer
    x = 1,122,954.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.