Home / 3,034,484.51-4,551,178.39-874,978.68

Finding the Fourth Proportional to 3,034,484.51, 4,551,178.39 and 874,978.68

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Solution

The fourth proportional to 3,034,484.51, 4,551,178.39 and 874,978.68 is: 1,312,309.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,034,484.51 : 4,551,178.39 = 874,978.68 : x
  2. Step 2: Convert to fraction form
    3,034,484.51/4,551,178.39 = 874,978.68/x
  3. Step 3: Cross multiply
    3,034,484.51x = 4,551,178.39 × 874,978.68
  4. Step 4: Simplify right side
    3,034,484.51x = 3,982,184,060,126.73
  5. Step 5: Solve for x
    x = 3,982,184,060,126.73/3,034,484.51
  6. Step 6: Final answer
    x = 1,312,309.90

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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.