Home / 1,943,390.02-2,681,887.50-1,072,224.66

Finding the Fourth Proportional to 1,943,390.02, 2,681,887.50 and 1,072,224.66

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Solution

The fourth proportional to 1,943,390.02, 2,681,887.50 and 1,072,224.66 is: 1,479,675.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943,390.02 : 2,681,887.50 = 1,072,224.66 : x
  2. Step 2: Convert to fraction form
    1,943,390.02/2,681,887.50 = 1,072,224.66/x
  3. Step 3: Cross multiply
    1,943,390.02x = 2,681,887.50 × 1,072,224.66
  4. Step 4: Simplify right side
    1,943,390.02x = 2,875,585,910,331.48
  5. Step 5: Solve for x
    x = 2,875,585,910,331.48/1,943,390.02
  6. Step 6: Final answer
    x = 1,479,675.15

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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.