Home / 1,712,142.65-2,361,619.17-1,101,067.98

Finding the Fourth Proportional to 1,712,142.65, 2,361,619.17 and 1,101,067.98

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Solution

The fourth proportional to 1,712,142.65, 2,361,619.17 and 1,101,067.98 is: 1,518,742.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,142.65 : 2,361,619.17 = 1,101,067.98 : x
  2. Step 2: Convert to fraction form
    1,712,142.65/2,361,619.17 = 1,101,067.98/x
  3. Step 3: Cross multiply
    1,712,142.65x = 2,361,619.17 × 1,101,067.98
  4. Step 4: Simplify right side
    1,712,142.65x = 2,600,303,249,041.18
  5. Step 5: Solve for x
    x = 2,600,303,249,041.18/1,712,142.65
  6. Step 6: Final answer
    x = 1,518,742.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.