Home / 1,252,085.18-1,878,160.13-341,275.15

Finding the Fourth Proportional to 1,252,085.18, 1,878,160.13 and 341,275.15

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Solution

The fourth proportional to 1,252,085.18, 1,878,160.13 and 341,275.15 is: 511,921.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,085.18 : 1,878,160.13 = 341,275.15 : x
  2. Step 2: Convert to fraction form
    1,252,085.18/1,878,160.13 = 341,275.15/x
  3. Step 3: Cross multiply
    1,252,085.18x = 1,878,160.13 × 341,275.15
  4. Step 4: Simplify right side
    1,252,085.18x = 640,969,380,089.77
  5. Step 5: Solve for x
    x = 640,969,380,089.77/1,252,085.18
  6. Step 6: Final answer
    x = 511,921.55

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1.5x scale

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.