Home / 1,559,523.12-2,338,813.80-811,160.88

Finding the Fourth Proportional to 1,559,523.12, 2,338,813.80 and 811,160.88

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Solution

The fourth proportional to 1,559,523.12, 2,338,813.80 and 811,160.88 is: 1,216,496.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,523.12 : 2,338,813.80 = 811,160.88 : x
  2. Step 2: Convert to fraction form
    1,559,523.12/2,338,813.80 = 811,160.88/x
  3. Step 3: Cross multiply
    1,559,523.12x = 2,338,813.80 × 811,160.88
  4. Step 4: Simplify right side
    1,559,523.12x = 1,897,154,260,164.14
  5. Step 5: Solve for x
    x = 1,897,154,260,164.14/1,559,523.12
  6. Step 6: Final answer
    x = 1,216,496.40

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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.