Home / 1,340,729.77-1,850,803.47-797,041.57

Finding the Fourth Proportional to 1,340,729.77, 1,850,803.47 and 797,041.57

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Solution

The fourth proportional to 1,340,729.77, 1,850,803.47 and 797,041.57 is: 1,100,271.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,729.77 : 1,850,803.47 = 797,041.57 : x
  2. Step 2: Convert to fraction form
    1,340,729.77/1,850,803.47 = 797,041.57/x
  3. Step 3: Cross multiply
    1,340,729.77x = 1,850,803.47 × 797,041.57
  4. Step 4: Simplify right side
    1,340,729.77x = 1,475,167,303,490.25
  5. Step 5: Solve for x
    x = 1,475,167,303,490.25/1,340,729.77
  6. Step 6: Final answer
    x = 1,100,271.91

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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.