Home / 1,483,392.46-2,047,121.85-838,909.03

Finding the Fourth Proportional to 1,483,392.46, 2,047,121.85 and 838,909.03

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Solution

The fourth proportional to 1,483,392.46, 2,047,121.85 and 838,909.03 is: 1,157,717.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483,392.46 : 2,047,121.85 = 838,909.03 : x
  2. Step 2: Convert to fraction form
    1,483,392.46/2,047,121.85 = 838,909.03/x
  3. Step 3: Cross multiply
    1,483,392.46x = 2,047,121.85 × 838,909.03
  4. Step 4: Simplify right side
    1,483,392.46x = 1,717,349,005,475.31
  5. Step 5: Solve for x
    x = 1,717,349,005,475.31/1,483,392.46
  6. Step 6: Final answer
    x = 1,157,717.23

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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.