Home / 1,947,669.90-2,934,799.09-1,600,461.78

Finding the Fourth Proportional to 1,947,669.90, 2,934,799.09 and 1,600,461.78

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Solution

The fourth proportional to 1,947,669.90, 2,934,799.09 and 1,600,461.78 is: 2,411,616.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,669.90 : 2,934,799.09 = 1,600,461.78 : x
  2. Step 2: Convert to fraction form
    1,947,669.90/2,934,799.09 = 1,600,461.78/x
  3. Step 3: Cross multiply
    1,947,669.90x = 2,934,799.09 × 1,600,461.78
  4. Step 4: Simplify right side
    1,947,669.90x = 4,697,033,775,523.78
  5. Step 5: Solve for x
    x = 4,697,033,775,523.78/1,947,669.90
  6. Step 6: Final answer
    x = 2,411,616.97

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.