Home / 2,896,886.40-4,349,995.20-2,187,715.20

Finding the Fourth Proportional to 2,896,886.40, 4,349,995.20 and 2,187,715.20

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Solution

The fourth proportional to 2,896,886.40, 4,349,995.20 and 2,187,715.20 is: 3,285,096.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,896,886.40 : 4,349,995.20 = 2,187,715.20 : x
  2. Step 2: Convert to fraction form
    2,896,886.40/4,349,995.20 = 2,187,715.20/x
  3. Step 3: Cross multiply
    2,896,886.40x = 4,349,995.20 × 2,187,715.20
  4. Step 4: Simplify right side
    2,896,886.40x = 9,516,550,618,967.04
  5. Step 5: Solve for x
    x = 9,516,550,618,967.04/2,896,886.40
  6. Step 6: Final answer
    x = 3,285,096.24

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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.