Home / 1,980,213.74-2,732,700.22-1,074,795.74

Finding the Fourth Proportional to 1,980,213.74, 2,732,700.22 and 1,074,795.74

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Solution

The fourth proportional to 1,980,213.74, 2,732,700.22 and 1,074,795.74 is: 1,483,220.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,980,213.74 : 2,732,700.22 = 1,074,795.74 : x
  2. Step 2: Convert to fraction form
    1,980,213.74/2,732,700.22 = 1,074,795.74/x
  3. Step 3: Cross multiply
    1,980,213.74x = 2,732,700.22 × 1,074,795.74
  4. Step 4: Simplify right side
    1,980,213.74x = 2,937,094,555,153.06
  5. Step 5: Solve for x
    x = 2,937,094,555,153.06/1,980,213.74
  6. Step 6: Final answer
    x = 1,483,220.98

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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.