Home / 1,559,529.12-2,338,822.80-811,166.88

Finding the Fourth Proportional to 1,559,529.12, 2,338,822.80 and 811,166.88

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Solution

The fourth proportional to 1,559,529.12, 2,338,822.80 and 811,166.88 is: 1,216,505.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,529.12 : 2,338,822.80 = 811,166.88 : x
  2. Step 2: Convert to fraction form
    1,559,529.12/2,338,822.80 = 811,166.88/x
  3. Step 3: Cross multiply
    1,559,529.12x = 2,338,822.80 × 811,166.88
  4. Step 4: Simplify right side
    1,559,529.12x = 1,897,175,593,548.86
  5. Step 5: Solve for x
    x = 1,897,175,593,548.86/1,559,529.12
  6. Step 6: Final answer
    x = 1,216,505.40

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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.