Home / 1,194,959.90-1,649,023.80-651,100.20

Finding the Fourth Proportional to 1,194,959.90, 1,649,023.80 and 651,100.20

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Solution

The fourth proportional to 1,194,959.90, 1,649,023.80 and 651,100.20 is: 898,506.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,194,959.90 : 1,649,023.80 = 651,100.20 : x
  2. Step 2: Convert to fraction form
    1,194,959.90/1,649,023.80 = 651,100.20/x
  3. Step 3: Cross multiply
    1,194,959.90x = 1,649,023.80 × 651,100.20
  4. Step 4: Simplify right side
    1,194,959.90x = 1,073,679,725,984.76
  5. Step 5: Solve for x
    x = 1,073,679,725,984.76/1,194,959.90
  6. Step 6: Final answer
    x = 898,506.91

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1.5x scale

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.