Home / 1,976,813.71-2,964,155.01-1,066,484.28

Finding the Fourth Proportional to 1,976,813.71, 2,964,155.01 and 1,066,484.28

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Solution

The fourth proportional to 1,976,813.71, 2,964,155.01 and 1,066,484.28 is: 1,599,151.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,976,813.71 : 2,964,155.01 = 1,066,484.28 : x
  2. Step 2: Convert to fraction form
    1,976,813.71/2,964,155.01 = 1,066,484.28/x
  3. Step 3: Cross multiply
    1,976,813.71x = 2,964,155.01 × 1,066,484.28
  4. Step 4: Simplify right side
    1,976,813.71x = 3,161,224,721,648.24
  5. Step 5: Solve for x
    x = 3,161,224,721,648.24/1,976,813.71
  6. Step 6: Final answer
    x = 1,599,151.56

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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.