Home / 2,603,598.98-3,889,565.54-1,685,300.78

Finding the Fourth Proportional to 2,603,598.98, 3,889,565.54 and 1,685,300.78

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Solution

The fourth proportional to 2,603,598.98, 3,889,565.54 and 1,685,300.78 is: 2,517,702.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,603,598.98 : 3,889,565.54 = 1,685,300.78 : x
  2. Step 2: Convert to fraction form
    2,603,598.98/3,889,565.54 = 1,685,300.78/x
  3. Step 3: Cross multiply
    2,603,598.98x = 3,889,565.54 × 1,685,300.78
  4. Step 4: Simplify right side
    2,603,598.98x = 6,555,087,838,423.12
  5. Step 5: Solve for x
    x = 6,555,087,838,423.12/2,603,598.98
  6. Step 6: Final answer
    x = 2,517,702.57

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.