Home / 2,042,515.36-3,061,643.28-1,142,637.76

Finding the Fourth Proportional to 2,042,515.36, 3,061,643.28 and 1,142,637.76

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Solution

The fourth proportional to 2,042,515.36, 3,061,643.28 and 1,142,637.76 is: 1,712,765.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,042,515.36 : 3,061,643.28 = 1,142,637.76 : x
  2. Step 2: Convert to fraction form
    2,042,515.36/3,061,643.28 = 1,142,637.76/x
  3. Step 3: Cross multiply
    2,042,515.36x = 3,061,643.28 × 1,142,637.76
  4. Step 4: Simplify right side
    2,042,515.36x = 3,498,349,219,378.25
  5. Step 5: Solve for x
    x = 3,498,349,219,378.25/2,042,515.36
  6. Step 6: Final answer
    x = 1,712,765.20

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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.