Home / 3,270,702.13-4,905,666.81-874,732.45

Finding the Fourth Proportional to 3,270,702.13, 4,905,666.81 and 874,732.45

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Solution

The fourth proportional to 3,270,702.13, 4,905,666.81 and 874,732.45 is: 1,311,995.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,270,702.13 : 4,905,666.81 = 874,732.45 : x
  2. Step 2: Convert to fraction form
    3,270,702.13/4,905,666.81 = 874,732.45/x
  3. Step 3: Cross multiply
    3,270,702.13x = 4,905,666.81 × 874,732.45
  4. Step 4: Simplify right side
    3,270,702.13x = 4,291,145,947,594.98
  5. Step 5: Solve for x
    x = 4,291,145,947,594.98/3,270,702.13
  6. Step 6: Final answer
    x = 1,311,995.34

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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.