Home / 1,456,085.80-2,184,128.70-1,373,417.20

Finding the Fourth Proportional to 1,456,085.80, 2,184,128.70 and 1,373,417.20

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Solution

The fourth proportional to 1,456,085.80, 2,184,128.70 and 1,373,417.20 is: 2,060,125.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,085.80 : 2,184,128.70 = 1,373,417.20 : x
  2. Step 2: Convert to fraction form
    1,456,085.80/2,184,128.70 = 1,373,417.20/x
  3. Step 3: Cross multiply
    1,456,085.80x = 2,184,128.70 × 1,373,417.20
  4. Step 4: Simplify right side
    1,456,085.80x = 2,999,719,923,593.64
  5. Step 5: Solve for x
    x = 2,999,719,923,593.64/1,456,085.80
  6. Step 6: Final answer
    x = 2,060,125.80

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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.