Home / 2,921,406.02-4,381,901.40-899,439.08

Finding the Fourth Proportional to 2,921,406.02, 4,381,901.40 and 899,439.08

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Solution

The fourth proportional to 2,921,406.02, 4,381,901.40 and 899,439.08 is: 1,349,094.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921,406.02 : 4,381,901.40 = 899,439.08 : x
  2. Step 2: Convert to fraction form
    2,921,406.02/4,381,901.40 = 899,439.08/x
  3. Step 3: Cross multiply
    2,921,406.02x = 4,381,901.40 × 899,439.08
  4. Step 4: Simplify right side
    2,921,406.02x = 3,941,253,363,866.71
  5. Step 5: Solve for x
    x = 3,941,253,363,866.71/2,921,406.02
  6. Step 6: Final answer
    x = 1,349,094.70

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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.