Home / 1,471,856.72-2,208,641.66-618,866.57

Finding the Fourth Proportional to 1,471,856.72, 2,208,641.66 and 618,866.57

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Solution

The fourth proportional to 1,471,856.72, 2,208,641.66 and 618,866.57 is: 928,660.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471,856.72 : 2,208,641.66 = 618,866.57 : x
  2. Step 2: Convert to fraction form
    1,471,856.72/2,208,641.66 = 618,866.57/x
  3. Step 3: Cross multiply
    1,471,856.72x = 2,208,641.66 × 618,866.57
  4. Step 4: Simplify right side
    1,471,856.72x = 1,366,854,474,345.76
  5. Step 5: Solve for x
    x = 1,366,854,474,345.76/1,471,856.72
  6. Step 6: Final answer
    x = 928,660.01

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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.