Home / 1,667,803.12-2,301,506.60-903,840.28

Finding the Fourth Proportional to 1,667,803.12, 2,301,506.60 and 903,840.28

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Solution

The fourth proportional to 1,667,803.12, 2,301,506.60 and 903,840.28 is: 1,247,266.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,803.12 : 2,301,506.60 = 903,840.28 : x
  2. Step 2: Convert to fraction form
    1,667,803.12/2,301,506.60 = 903,840.28/x
  3. Step 3: Cross multiply
    1,667,803.12x = 2,301,506.60 × 903,840.28
  4. Step 4: Simplify right side
    1,667,803.12x = 2,080,194,359,492.88
  5. Step 5: Solve for x
    x = 2,080,194,359,492.88/1,667,803.12
  6. Step 6: Final answer
    x = 1,247,266.14

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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.