Home / 1,941,131.60-2,911,006.20-876,683.60

Finding the Fourth Proportional to 1,941,131.60, 2,911,006.20 and 876,683.60

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Solution

The fourth proportional to 1,941,131.60, 2,911,006.20 and 876,683.60 is: 1,314,713.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,131.60 : 2,911,006.20 = 876,683.60 : x
  2. Step 2: Convert to fraction form
    1,941,131.60/2,911,006.20 = 876,683.60/x
  3. Step 3: Cross multiply
    1,941,131.60x = 2,911,006.20 × 876,683.60
  4. Step 4: Simplify right side
    1,941,131.60x = 2,552,031,395,038.32
  5. Step 5: Solve for x
    x = 2,552,031,395,038.32/1,941,131.60
  6. Step 6: Final answer
    x = 1,314,713.23

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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.