Home / 1,285,047.06-1,925,542.77-474,315.60

Finding the Fourth Proportional to 1,285,047.06, 1,925,542.77 and 474,315.60

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Solution

The fourth proportional to 1,285,047.06, 1,925,542.77 and 474,315.60 is: 710,724.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,285,047.06 : 1,925,542.77 = 474,315.60 : x
  2. Step 2: Convert to fraction form
    1,285,047.06/1,925,542.77 = 474,315.60/x
  3. Step 3: Cross multiply
    1,285,047.06x = 1,925,542.77 × 474,315.60
  4. Step 4: Simplify right side
    1,285,047.06x = 913,314,974,278.21
  5. Step 5: Solve for x
    x = 913,314,974,278.21/1,285,047.06
  6. Step 6: Final answer
    x = 710,724.92

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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.