Home / 1,817,065.76-2,507,550.80-1,053,562.20

Finding the Fourth Proportional to 1,817,065.76, 2,507,550.80 and 1,053,562.20

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Solution

The fourth proportional to 1,817,065.76, 2,507,550.80 and 1,053,562.20 is: 1,453,915.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817,065.76 : 2,507,550.80 = 1,053,562.20 : x
  2. Step 2: Convert to fraction form
    1,817,065.76/2,507,550.80 = 1,053,562.20/x
  3. Step 3: Cross multiply
    1,817,065.76x = 2,507,550.80 × 1,053,562.20
  4. Step 4: Simplify right side
    1,817,065.76x = 2,641,860,737,459.76
  5. Step 5: Solve for x
    x = 2,641,860,737,459.76/1,817,065.76
  6. Step 6: Final answer
    x = 1,453,915.87

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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.