Home / 1,417,186.80-2,126,039.40-575,823.60

Finding the Fourth Proportional to 1,417,186.80, 2,126,039.40 and 575,823.60

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Solution

The fourth proportional to 1,417,186.80, 2,126,039.40 and 575,823.60 is: 863,840.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,186.80 : 2,126,039.40 = 575,823.60 : x
  2. Step 2: Convert to fraction form
    1,417,186.80/2,126,039.40 = 575,823.60/x
  3. Step 3: Cross multiply
    1,417,186.80x = 2,126,039.40 × 575,823.60
  4. Step 4: Simplify right side
    1,417,186.80x = 1,224,223,661,049.84
  5. Step 5: Solve for x
    x = 1,224,223,661,049.84/1,417,186.80
  6. Step 6: Final answer
    x = 863,840.72

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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.