Home / 1,781,329.32-2,671,971.30-433,494.18

Finding the Fourth Proportional to 1,781,329.32, 2,671,971.30 and 433,494.18

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Solution

The fourth proportional to 1,781,329.32, 2,671,971.30 and 433,494.18 is: 650,235.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,329.32 : 2,671,971.30 = 433,494.18 : x
  2. Step 2: Convert to fraction form
    1,781,329.32/2,671,971.30 = 433,494.18/x
  3. Step 3: Cross multiply
    1,781,329.32x = 2,671,971.30 × 433,494.18
  4. Step 4: Simplify right side
    1,781,329.32x = 1,158,284,007,677.03
  5. Step 5: Solve for x
    x = 1,158,284,007,677.03/1,781,329.32
  6. Step 6: Final answer
    x = 650,235.75

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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.