Home / 1,537,049.80-2,121,040.74-858,029.32

Finding the Fourth Proportional to 1,537,049.80, 2,121,040.74 and 858,029.32

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Solution

The fourth proportional to 1,537,049.80, 2,121,040.74 and 858,029.32 is: 1,184,031.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,537,049.80 : 2,121,040.74 = 858,029.32 : x
  2. Step 2: Convert to fraction form
    1,537,049.80/2,121,040.74 = 858,029.32/x
  3. Step 3: Cross multiply
    1,537,049.80x = 2,121,040.74 × 858,029.32
  4. Step 4: Simplify right side
    1,537,049.80x = 1,819,915,143,834.50
  5. Step 5: Solve for x
    x = 1,819,915,143,834.50/1,537,049.80
  6. Step 6: Final answer
    x = 1,184,031.35

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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.