Home / 3,475,864.71-4,796,428.77-1,947,676.59

Finding the Fourth Proportional to 3,475,864.71, 4,796,428.77 and 1,947,676.59

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Solution

The fourth proportional to 3,475,864.71, 4,796,428.77 and 1,947,676.59 is: 2,687,645.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,475,864.71 : 4,796,428.77 = 1,947,676.59 : x
  2. Step 2: Convert to fraction form
    3,475,864.71/4,796,428.77 = 1,947,676.59/x
  3. Step 3: Cross multiply
    3,475,864.71x = 4,796,428.77 × 1,947,676.59
  4. Step 4: Simplify right side
    3,475,864.71x = 9,341,892,030,931.49
  5. Step 5: Solve for x
    x = 9,341,892,030,931.49/3,475,864.71
  6. Step 6: Final answer
    x = 2,687,645.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.