Home / 2,896,573.28-3,997,210.56-1,607,403.20

Finding the Fourth Proportional to 2,896,573.28, 3,997,210.56 and 1,607,403.20

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Solution

The fourth proportional to 2,896,573.28, 3,997,210.56 and 1,607,403.20 is: 2,218,182.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,896,573.28 : 3,997,210.56 = 1,607,403.20 : x
  2. Step 2: Convert to fraction form
    2,896,573.28/3,997,210.56 = 1,607,403.20/x
  3. Step 3: Cross multiply
    2,896,573.28x = 3,997,210.56 × 1,607,403.20
  4. Step 4: Simplify right side
    2,896,573.28x = 6,425,129,045,217.79
  5. Step 5: Solve for x
    x = 6,425,129,045,217.79/2,896,573.28
  6. Step 6: Final answer
    x = 2,218,182.81

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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.