Home / 1,564,442.56-2,158,947.44-960,830.56

Finding the Fourth Proportional to 1,564,442.56, 2,158,947.44 and 960,830.56

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Solution

The fourth proportional to 1,564,442.56, 2,158,947.44 and 960,830.56 is: 1,325,956.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564,442.56 : 2,158,947.44 = 960,830.56 : x
  2. Step 2: Convert to fraction form
    1,564,442.56/2,158,947.44 = 960,830.56/x
  3. Step 3: Cross multiply
    1,564,442.56x = 2,158,947.44 × 960,830.56
  4. Step 4: Simplify right side
    1,564,442.56x = 2,074,382,677,785.77
  5. Step 5: Solve for x
    x = 2,074,382,677,785.77/1,564,442.56
  6. Step 6: Final answer
    x = 1,325,956.43

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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.