Home / 1,648,428.27-2,470,649.45-849,273.86

Finding the Fourth Proportional to 1,648,428.27, 2,470,649.45 and 849,273.86

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Solution

The fourth proportional to 1,648,428.27, 2,470,649.45 and 849,273.86 is: 1,272,884.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,648,428.27 : 2,470,649.45 = 849,273.86 : x
  2. Step 2: Convert to fraction form
    1,648,428.27/2,470,649.45 = 849,273.86/x
  3. Step 3: Cross multiply
    1,648,428.27x = 2,470,649.45 × 849,273.86
  4. Step 4: Simplify right side
    1,648,428.27x = 2,098,257,997,038.63
  5. Step 5: Solve for x
    x = 2,098,257,997,038.63/1,648,428.27
  6. Step 6: Final answer
    x = 1,272,884.02

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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.