Home / 1,896,155.30-2,616,053.36-1,079,780.10

Finding the Fourth Proportional to 1,896,155.30, 2,616,053.36 and 1,079,780.10

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Solution

The fourth proportional to 1,896,155.30, 2,616,053.36 and 1,079,780.10 is: 1,489,731.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,896,155.30 : 2,616,053.36 = 1,079,780.10 : x
  2. Step 2: Convert to fraction form
    1,896,155.30/2,616,053.36 = 1,079,780.10/x
  3. Step 3: Cross multiply
    1,896,155.30x = 2,616,053.36 × 1,079,780.10
  4. Step 4: Simplify right side
    1,896,155.30x = 2,824,762,358,666.14
  5. Step 5: Solve for x
    x = 2,824,762,358,666.14/1,896,155.30
  6. Step 6: Final answer
    x = 1,489,731.54

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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.