Home / 3,386,212.55-4,671,643.02-1,935,129.50

Finding the Fourth Proportional to 3,386,212.55, 4,671,643.02 and 1,935,129.50

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Solution

The fourth proportional to 3,386,212.55, 4,671,643.02 and 1,935,129.50 is: 2,669,718.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,386,212.55 : 4,671,643.02 = 1,935,129.50 : x
  2. Step 2: Convert to fraction form
    3,386,212.55/4,671,643.02 = 1,935,129.50/x
  3. Step 3: Cross multiply
    3,386,212.55x = 4,671,643.02 × 1,935,129.50
  4. Step 4: Simplify right side
    3,386,212.55x = 9,040,234,221,471.09
  5. Step 5: Solve for x
    x = 9,040,234,221,471.09/3,386,212.55
  6. Step 6: Final answer
    x = 2,669,718.48

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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.