Home / 2,487,768.83-3,432,552.98-1,399,643.39

Finding the Fourth Proportional to 2,487,768.83, 3,432,552.98 and 1,399,643.39

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Solution

The fourth proportional to 2,487,768.83, 3,432,552.98 and 1,399,643.39 is: 1,931,188.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,487,768.83 : 3,432,552.98 = 1,399,643.39 : x
  2. Step 2: Convert to fraction form
    2,487,768.83/3,432,552.98 = 1,399,643.39/x
  3. Step 3: Cross multiply
    2,487,768.83x = 3,432,552.98 × 1,399,643.39
  4. Step 4: Simplify right side
    2,487,768.83x = 4,804,350,089,281.80
  5. Step 5: Solve for x
    x = 4,804,350,089,281.80/2,487,768.83
  6. Step 6: Final answer
    x = 1,931,188.31

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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.