Home / 1,557,602.70-2,336,476.95-492,728.10

Finding the Fourth Proportional to 1,557,602.70, 2,336,476.95 and 492,728.10

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Solution

The fourth proportional to 1,557,602.70, 2,336,476.95 and 492,728.10 is: 739,115.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,602.70 : 2,336,476.95 = 492,728.10 : x
  2. Step 2: Convert to fraction form
    1,557,602.70/2,336,476.95 = 492,728.10/x
  3. Step 3: Cross multiply
    1,557,602.70x = 2,336,476.95 × 492,728.10
  4. Step 4: Simplify right side
    1,557,602.70x = 1,151,247,848,267.30
  5. Step 5: Solve for x
    x = 1,151,247,848,267.30/1,557,602.70
  6. Step 6: Final answer
    x = 739,115.21

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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.