Home / 2,114,666.74-2,918,161.89-1,147,776.46

Finding the Fourth Proportional to 2,114,666.74, 2,918,161.89 and 1,147,776.46

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Solution

The fourth proportional to 2,114,666.74, 2,918,161.89 and 1,147,776.46 is: 1,583,889.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114,666.74 : 2,918,161.89 = 1,147,776.46 : x
  2. Step 2: Convert to fraction form
    2,114,666.74/2,918,161.89 = 1,147,776.46/x
  3. Step 3: Cross multiply
    2,114,666.74x = 2,918,161.89 × 1,147,776.46
  4. Step 4: Simplify right side
    2,114,666.74x = 3,349,397,523,811.11
  5. Step 5: Solve for x
    x = 3,349,397,523,811.11/2,114,666.74
  6. Step 6: Final answer
    x = 1,583,889.06

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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.