Home / 1,781,319.32-2,671,984.38-433,482.16

Finding the Fourth Proportional to 1,781,319.32, 2,671,984.38 and 433,482.16

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Solution

The fourth proportional to 1,781,319.32, 2,671,984.38 and 433,482.16 is: 650,224.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,319.32 : 2,671,984.38 = 433,482.16 : x
  2. Step 2: Convert to fraction form
    1,781,319.32/2,671,984.38 = 433,482.16/x
  3. Step 3: Cross multiply
    1,781,319.32x = 2,671,984.38 × 433,482.16
  4. Step 4: Simplify right side
    1,781,319.32x = 1,158,257,560,528.66
  5. Step 5: Solve for x
    x = 1,158,257,560,528.66/1,781,319.32
  6. Step 6: Final answer
    x = 650,224.55

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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.