Home / 1,134,634.40-1,565,775.20-618,392.96

Finding the Fourth Proportional to 1,134,634.40, 1,565,775.20 and 618,392.96

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Solution

The fourth proportional to 1,134,634.40, 1,565,775.20 and 618,392.96 is: 853,371.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,634.40 : 1,565,775.20 = 618,392.96 : x
  2. Step 2: Convert to fraction form
    1,134,634.40/1,565,775.20 = 618,392.96/x
  3. Step 3: Cross multiply
    1,134,634.40x = 1,565,775.20 × 618,392.96
  4. Step 4: Simplify right side
    1,134,634.40x = 968,264,360,622.59
  5. Step 5: Solve for x
    x = 968,264,360,622.59/1,134,634.40
  6. Step 6: Final answer
    x = 853,371.24

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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.