Home / 1,018,414.71-1,404,259.20-650,408.22

Finding the Fourth Proportional to 1,018,414.71, 1,404,259.20 and 650,408.22

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Solution

The fourth proportional to 1,018,414.71, 1,404,259.20 and 650,408.22 is: 896,826.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,414.71 : 1,404,259.20 = 650,408.22 : x
  2. Step 2: Convert to fraction form
    1,018,414.71/1,404,259.20 = 650,408.22/x
  3. Step 3: Cross multiply
    1,018,414.71x = 1,404,259.20 × 650,408.22
  4. Step 4: Simplify right side
    1,018,414.71x = 913,341,726,690.62
  5. Step 5: Solve for x
    x = 913,341,726,690.62/1,018,414.71
  6. Step 6: Final answer
    x = 896,826.92

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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.