Home / 1,919,533-2,648,955.56-1,114,768.84

Finding the Fourth Proportional to 1,919,533, 2,648,955.56 and 1,114,768.84

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Solution

The fourth proportional to 1,919,533, 2,648,955.56 and 1,114,768.84 is: 1,538,381.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,919,533 : 2,648,955.56 = 1,114,768.84 : x
  2. Step 2: Convert to fraction form
    1,919,533/2,648,955.56 = 1,114,768.84/x
  3. Step 3: Cross multiply
    1,919,533x = 2,648,955.56 × 1,114,768.84
  4. Step 4: Simplify right side
    1,919,533x = 2,952,973,116,832.75
  5. Step 5: Solve for x
    x = 2,952,973,116,832.75/1,919,533
  6. Step 6: Final answer
    x = 1,538,381.01

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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.