Home / 1,103,988.25-1,655,816.01-707,400.40

Finding the Fourth Proportional to 1,103,988.25, 1,655,816.01 and 707,400.40

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Solution

The fourth proportional to 1,103,988.25, 1,655,816.01 and 707,400.40 is: 1,060,994.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,988.25 : 1,655,816.01 = 707,400.40 : x
  2. Step 2: Convert to fraction form
    1,103,988.25/1,655,816.01 = 707,400.40/x
  3. Step 3: Cross multiply
    1,103,988.25x = 1,655,816.01 × 707,400.40
  4. Step 4: Simplify right side
    1,103,988.25x = 1,171,324,907,800.40
  5. Step 5: Solve for x
    x = 1,171,324,907,800.40/1,103,988.25
  6. Step 6: Final answer
    x = 1,060,994.00

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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.