Home / 1,319,838.30-1,982,163.15-1,154,501.10

Finding the Fourth Proportional to 1,319,838.30, 1,982,163.15 and 1,154,501.10

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Solution

The fourth proportional to 1,319,838.30, 1,982,163.15 and 1,154,501.10 is: 1,733,855.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,319,838.30 : 1,982,163.15 = 1,154,501.10 : x
  2. Step 2: Convert to fraction form
    1,319,838.30/1,982,163.15 = 1,154,501.10/x
  3. Step 3: Cross multiply
    1,319,838.30x = 1,982,163.15 × 1,154,501.10
  4. Step 4: Simplify right side
    1,319,838.30x = 2,288,409,537,054.47
  5. Step 5: Solve for x
    x = 2,288,409,537,054.47/1,319,838.30
  6. Step 6: Final answer
    x = 1,733,855.99

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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.