Home / 2,955,148.95-4,432,856.19-905,659.35

Finding the Fourth Proportional to 2,955,148.95, 4,432,856.19 and 905,659.35

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Solution

The fourth proportional to 2,955,148.95, 4,432,856.19 and 905,659.35 is: 1,358,529.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,955,148.95 : 4,432,856.19 = 905,659.35 : x
  2. Step 2: Convert to fraction form
    2,955,148.95/4,432,856.19 = 905,659.35/x
  3. Step 3: Cross multiply
    2,955,148.95x = 4,432,856.19 × 905,659.35
  4. Step 4: Simplify right side
    2,955,148.95x = 4,014,657,655,678.88
  5. Step 5: Solve for x
    x = 4,014,657,655,678.88/2,955,148.95
  6. Step 6: Final answer
    x = 1,358,529.71

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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.