Home / 2,896,387.78-4,344,671.21-1,457,129.77

Finding the Fourth Proportional to 2,896,387.78, 4,344,671.21 and 1,457,129.77

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Solution

The fourth proportional to 2,896,387.78, 4,344,671.21 and 1,457,129.77 is: 2,185,739.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,896,387.78 : 4,344,671.21 = 1,457,129.77 : x
  2. Step 2: Convert to fraction form
    2,896,387.78/4,344,671.21 = 1,457,129.77/x
  3. Step 3: Cross multiply
    2,896,387.78x = 4,344,671.21 × 1,457,129.77
  4. Step 4: Simplify right side
    2,896,387.78x = 6,330,749,760,952.92
  5. Step 5: Solve for x
    x = 6,330,749,760,952.92/2,896,387.78
  6. Step 6: Final answer
    x = 2,185,739.70

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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.