Home / 1,781,312.32-2,671,973.88-433,475.16

Finding the Fourth Proportional to 1,781,312.32, 2,671,973.88 and 433,475.16

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Solution

The fourth proportional to 1,781,312.32, 2,671,973.88 and 433,475.16 is: 650,214.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,312.32 : 2,671,973.88 = 433,475.16 : x
  2. Step 2: Convert to fraction form
    1,781,312.32/2,671,973.88 = 433,475.16/x
  3. Step 3: Cross multiply
    1,781,312.32x = 2,671,973.88 × 433,475.16
  4. Step 4: Simplify right side
    1,781,312.32x = 1,158,234,305,148.82
  5. Step 5: Solve for x
    x = 1,158,234,305,148.82/1,781,312.32
  6. Step 6: Final answer
    x = 650,214.05

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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.