Home / 1,196,740.35-1,794,869.15-438,322.86

Finding the Fourth Proportional to 1,196,740.35, 1,794,869.15 and 438,322.86

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Solution

The fourth proportional to 1,196,740.35, 1,794,869.15 and 438,322.86 is: 657,395.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,740.35 : 1,794,869.15 = 438,322.86 : x
  2. Step 2: Convert to fraction form
    1,196,740.35/1,794,869.15 = 438,322.86/x
  3. Step 3: Cross multiply
    1,196,740.35x = 1,794,869.15 × 438,322.86
  4. Step 4: Simplify right side
    1,196,740.35x = 786,732,176,962.16
  5. Step 5: Solve for x
    x = 786,732,176,962.16/1,196,740.35
  6. Step 6: Final answer
    x = 657,395.88

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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.