Home / 2,638,354.95-3,952,225.17-1,999,750.95

Finding the Fourth Proportional to 2,638,354.95, 3,952,225.17 and 1,999,750.95

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Solution

The fourth proportional to 2,638,354.95, 3,952,225.17 and 1,999,750.95 is: 2,995,603.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,638,354.95 : 3,952,225.17 = 1,999,750.95 : x
  2. Step 2: Convert to fraction form
    2,638,354.95/3,952,225.17 = 1,999,750.95/x
  3. Step 3: Cross multiply
    2,638,354.95x = 3,952,225.17 × 1,999,750.95
  4. Step 4: Simplify right side
    2,638,354.95x = 7,903,466,038,321.41
  5. Step 5: Solve for x
    x = 7,903,466,038,321.41/2,638,354.95
  6. Step 6: Final answer
    x = 2,995,603.77

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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.