Home / 1,787,803.02-2,467,216.53-972,061.74

Finding the Fourth Proportional to 1,787,803.02, 2,467,216.53 and 972,061.74

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Solution

The fourth proportional to 1,787,803.02, 2,467,216.53 and 972,061.74 is: 1,341,471.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,803.02 : 2,467,216.53 = 972,061.74 : x
  2. Step 2: Convert to fraction form
    1,787,803.02/2,467,216.53 = 972,061.74/x
  3. Step 3: Cross multiply
    1,787,803.02x = 2,467,216.53 × 972,061.74
  4. Step 4: Simplify right side
    1,787,803.02x = 2,398,286,793,108.56
  5. Step 5: Solve for x
    x = 2,398,286,793,108.56/1,787,803.02
  6. Step 6: Final answer
    x = 1,341,471.50

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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.