Home / 2,311,925.88-3,190,462.38-1,293,347.64

Finding the Fourth Proportional to 2,311,925.88, 3,190,462.38 and 1,293,347.64

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Solution

The fourth proportional to 2,311,925.88, 3,190,462.38 and 1,293,347.64 is: 1,784,822.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,311,925.88 : 3,190,462.38 = 1,293,347.64 : x
  2. Step 2: Convert to fraction form
    2,311,925.88/3,190,462.38 = 1,293,347.64/x
  3. Step 3: Cross multiply
    2,311,925.88x = 3,190,462.38 × 1,293,347.64
  4. Step 4: Simplify right side
    2,311,925.88x = 4,126,376,989,681.78
  5. Step 5: Solve for x
    x = 4,126,376,989,681.78/2,311,925.88
  6. Step 6: Final answer
    x = 1,784,822.35

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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.