Home / 1,248,548.48-1,872,820.16-407,099.52

Finding the Fourth Proportional to 1,248,548.48, 1,872,820.16 and 407,099.52

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Solution

The fourth proportional to 1,248,548.48, 1,872,820.16 and 407,099.52 is: 610,648.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,548.48 : 1,872,820.16 = 407,099.52 : x
  2. Step 2: Convert to fraction form
    1,248,548.48/1,872,820.16 = 407,099.52/x
  3. Step 3: Cross multiply
    1,248,548.48x = 1,872,820.16 × 407,099.52
  4. Step 4: Simplify right side
    1,248,548.48x = 762,424,188,182.32
  5. Step 5: Solve for x
    x = 762,424,188,182.32/1,248,548.48
  6. Step 6: Final answer
    x = 610,648.45

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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.