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Finding the Fourth Proportional to 3,264,384.70, 4,574,862.50 and 3,264,384.70

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Solution

The fourth proportional to 3,264,384.70, 4,574,862.50 and 3,264,384.70 is: 4,574,862.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,264,384.70 : 4,574,862.50 = 3,264,384.70 : x
  2. Step 2: Convert to fraction form
    3,264,384.70/4,574,862.50 = 3,264,384.70/x
  3. Step 3: Cross multiply
    3,264,384.70x = 4,574,862.50 × 3,264,384.70
  4. Step 4: Simplify right side
    3,264,384.70x = 14,934,111,149,603.75
  5. Step 5: Solve for x
    x = 14,934,111,149,603.75/3,264,384.70
  6. Step 6: Final answer
    x = 4,574,862.50

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.