Home / 1,347,580.80-2,019,623.04-547,931.52

Finding the Fourth Proportional to 1,347,580.80, 2,019,623.04 and 547,931.52

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Solution

The fourth proportional to 1,347,580.80, 2,019,623.04 and 547,931.52 is: 821,186.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,580.80 : 2,019,623.04 = 547,931.52 : x
  2. Step 2: Convert to fraction form
    1,347,580.80/2,019,623.04 = 547,931.52/x
  3. Step 3: Cross multiply
    1,347,580.80x = 2,019,623.04 × 547,931.52
  4. Step 4: Simplify right side
    1,347,580.80x = 1,106,615,122,134.22
  5. Step 5: Solve for x
    x = 1,106,615,122,134.22/1,347,580.80
  6. Step 6: Final answer
    x = 821,186.47

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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.