Home / 1,984,636.96-2,973,199.08-1,172,592.88

Finding the Fourth Proportional to 1,984,636.96, 2,973,199.08 and 1,172,592.88

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Solution

The fourth proportional to 1,984,636.96, 2,973,199.08 and 1,172,592.88 is: 1,756,669.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,984,636.96 : 2,973,199.08 = 1,172,592.88 : x
  2. Step 2: Convert to fraction form
    1,984,636.96/2,973,199.08 = 1,172,592.88/x
  3. Step 3: Cross multiply
    1,984,636.96x = 2,973,199.08 × 1,172,592.88
  4. Step 4: Simplify right side
    1,984,636.96x = 3,486,352,072,030.55
  5. Step 5: Solve for x
    x = 3,486,352,072,030.55/1,984,636.96
  6. Step 6: Final answer
    x = 1,756,669.93

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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.