Home / 1,432,364.63-2,148,091.11-472,641.35

Finding the Fourth Proportional to 1,432,364.63, 2,148,091.11 and 472,641.35

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Solution

The fourth proportional to 1,432,364.63, 2,148,091.11 and 472,641.35 is: 708,811.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432,364.63 : 2,148,091.11 = 472,641.35 : x
  2. Step 2: Convert to fraction form
    1,432,364.63/2,148,091.11 = 472,641.35/x
  3. Step 3: Cross multiply
    1,432,364.63x = 2,148,091.11 × 472,641.35
  4. Step 4: Simplify right side
    1,432,364.63x = 1,015,276,671,412.94
  5. Step 5: Solve for x
    x = 1,015,276,671,412.94/1,432,364.63
  6. Step 6: Final answer
    x = 708,811.61

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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.