Home / 3,108,715.68-4,663,702.08-1,311,603.52

Finding the Fourth Proportional to 3,108,715.68, 4,663,702.08 and 1,311,603.52

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Solution

The fourth proportional to 3,108,715.68, 4,663,702.08 and 1,311,603.52 is: 1,967,670.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108,715.68 : 4,663,702.08 = 1,311,603.52 : x
  2. Step 2: Convert to fraction form
    3,108,715.68/4,663,702.08 = 1,311,603.52/x
  3. Step 3: Cross multiply
    3,108,715.68x = 4,663,702.08 × 1,311,603.52
  4. Step 4: Simplify right side
    3,108,715.68x = 6,116,928,064,359.32
  5. Step 5: Solve for x
    x = 6,116,928,064,359.32/3,108,715.68
  6. Step 6: Final answer
    x = 1,967,670.48

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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.