Home / 1,924,790.78-2,656,875.30-1,109,320.22

Finding the Fourth Proportional to 1,924,790.78, 2,656,875.30 and 1,109,320.22

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Solution

The fourth proportional to 1,924,790.78, 2,656,875.30 and 1,109,320.22 is: 1,531,244.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924,790.78 : 2,656,875.30 = 1,109,320.22 : x
  2. Step 2: Convert to fraction form
    1,924,790.78/2,656,875.30 = 1,109,320.22/x
  3. Step 3: Cross multiply
    1,924,790.78x = 2,656,875.30 × 1,109,320.22
  4. Step 4: Simplify right side
    1,924,790.78x = 2,947,325,492,308.57
  5. Step 5: Solve for x
    x = 2,947,325,492,308.57/1,924,790.78
  6. Step 6: Final answer
    x = 1,531,244.60

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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.