Home / 1,054,379.45-1,581,569.18-1,013,045.15

Finding the Fourth Proportional to 1,054,379.45, 1,581,569.18 and 1,013,045.15

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Solution

The fourth proportional to 1,054,379.45, 1,581,569.18 and 1,013,045.15 is: 1,519,567.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,379.45 : 1,581,569.18 = 1,013,045.15 : x
  2. Step 2: Convert to fraction form
    1,054,379.45/1,581,569.18 = 1,013,045.15/x
  3. Step 3: Cross multiply
    1,054,379.45x = 1,581,569.18 × 1,013,045.15
  4. Step 4: Simplify right side
    1,054,379.45x = 1,602,200,987,188.48
  5. Step 5: Solve for x
    x = 1,602,200,987,188.48/1,054,379.45
  6. Step 6: Final answer
    x = 1,519,567.73

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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.