Home / 1,510,101.83-2,083,947.45-865,559.72

Finding the Fourth Proportional to 1,510,101.83, 2,083,947.45 and 865,559.72

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Solution

The fourth proportional to 1,510,101.83, 2,083,947.45 and 865,559.72 is: 1,194,476.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,101.83 : 2,083,947.45 = 865,559.72 : x
  2. Step 2: Convert to fraction form
    1,510,101.83/2,083,947.45 = 865,559.72/x
  3. Step 3: Cross multiply
    1,510,101.83x = 2,083,947.45 × 865,559.72
  4. Step 4: Simplify right side
    1,510,101.83x = 1,803,780,973,280.73
  5. Step 5: Solve for x
    x = 1,803,780,973,280.73/1,510,101.83
  6. Step 6: Final answer
    x = 1,194,476.38

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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.