Home / 2,871,809.76-4,307,703.12-1,074,828

Finding the Fourth Proportional to 2,871,809.76, 4,307,703.12 and 1,074,828

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Solution

The fourth proportional to 2,871,809.76, 4,307,703.12 and 1,074,828 is: 1,612,237.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,809.76 : 4,307,703.12 = 1,074,828 : x
  2. Step 2: Convert to fraction form
    2,871,809.76/4,307,703.12 = 1,074,828/x
  3. Step 3: Cross multiply
    2,871,809.76x = 4,307,703.12 × 1,074,828
  4. Step 4: Simplify right side
    2,871,809.76x = 4,630,039,929,063.36
  5. Step 5: Solve for x
    x = 4,630,039,929,063.36/2,871,809.76
  6. Step 6: Final answer
    x = 1,612,237.69

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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.