Home / 2,818,875.10-3,890,050.13-1,529,715.49

Finding the Fourth Proportional to 2,818,875.10, 3,890,050.13 and 1,529,715.49

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Solution

The fourth proportional to 2,818,875.10, 3,890,050.13 and 1,529,715.49 is: 2,111,008.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,818,875.10 : 3,890,050.13 = 1,529,715.49 : x
  2. Step 2: Convert to fraction form
    2,818,875.10/3,890,050.13 = 1,529,715.49/x
  3. Step 3: Cross multiply
    2,818,875.10x = 3,890,050.13 × 1,529,715.49
  4. Step 4: Simplify right side
    2,818,875.10x = 5,950,669,939,769.17
  5. Step 5: Solve for x
    x = 5,950,669,939,769.17/2,818,875.10
  6. Step 6: Final answer
    x = 2,111,008.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.