Home / 1,827,280.16-2,739,344.16-879,346.88

Finding the Fourth Proportional to 1,827,280.16, 2,739,344.16 and 879,346.88

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Solution

The fourth proportional to 1,827,280.16, 2,739,344.16 and 879,346.88 is: 1,318,261.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,827,280.16 : 2,739,344.16 = 879,346.88 : x
  2. Step 2: Convert to fraction form
    1,827,280.16/2,739,344.16 = 879,346.88/x
  3. Step 3: Cross multiply
    1,827,280.16x = 2,739,344.16 × 879,346.88
  4. Step 4: Simplify right side
    1,827,280.16x = 2,408,833,740,342.22
  5. Step 5: Solve for x
    x = 2,408,833,740,342.22/1,827,280.16
  6. Step 6: Final answer
    x = 1,318,261.86

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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.