Home / 1,557,406.70-2,335,672.65-492,775.10

Finding the Fourth Proportional to 1,557,406.70, 2,335,672.65 and 492,775.10

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Solution

The fourth proportional to 1,557,406.70, 2,335,672.65 and 492,775.10 is: 739,024.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,406.70 : 2,335,672.65 = 492,775.10 : x
  2. Step 2: Convert to fraction form
    1,557,406.70/2,335,672.65 = 492,775.10/x
  3. Step 3: Cross multiply
    1,557,406.70x = 2,335,672.65 × 492,775.10
  4. Step 4: Simplify right side
    1,557,406.70x = 1,150,961,323,671.01
  5. Step 5: Solve for x
    x = 1,150,961,323,671.01/1,557,406.70
  6. Step 6: Final answer
    x = 739,024.25

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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.