Home / 1,634,624.80-2,255,747.02-946,325.78

Finding the Fourth Proportional to 1,634,624.80, 2,255,747.02 and 946,325.78

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Solution

The fourth proportional to 1,634,624.80, 2,255,747.02 and 946,325.78 is: 1,305,909.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,634,624.80 : 2,255,747.02 = 946,325.78 : x
  2. Step 2: Convert to fraction form
    1,634,624.80/2,255,747.02 = 946,325.78/x
  3. Step 3: Cross multiply
    1,634,624.80x = 2,255,747.02 × 946,325.78
  4. Step 4: Simplify right side
    1,634,624.80x = 2,134,671,558,184.18
  5. Step 5: Solve for x
    x = 2,134,671,558,184.18/1,634,624.80
  6. Step 6: Final answer
    x = 1,305,909.20

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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.