Home / 1,490,201.16-2,235,679.02-425,247

Finding the Fourth Proportional to 1,490,201.16, 2,235,679.02 and 425,247

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Solution

The fourth proportional to 1,490,201.16, 2,235,679.02 and 425,247 is: 637,978.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,201.16 : 2,235,679.02 = 425,247 : x
  2. Step 2: Convert to fraction form
    1,490,201.16/2,235,679.02 = 425,247/x
  3. Step 3: Cross multiply
    1,490,201.16x = 2,235,679.02 × 425,247
  4. Step 4: Simplify right side
    1,490,201.16x = 950,715,796,217.94
  5. Step 5: Solve for x
    x = 950,715,796,217.94/1,490,201.16
  6. Step 6: Final answer
    x = 637,978.16

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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.