Home / 2,648,885.60-3,973,328.40-1,301,912.30

Finding the Fourth Proportional to 2,648,885.60, 3,973,328.40 and 1,301,912.30

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Solution

The fourth proportional to 2,648,885.60, 3,973,328.40 and 1,301,912.30 is: 1,952,868.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,648,885.60 : 3,973,328.40 = 1,301,912.30 : x
  2. Step 2: Convert to fraction form
    2,648,885.60/3,973,328.40 = 1,301,912.30/x
  3. Step 3: Cross multiply
    2,648,885.60x = 3,973,328.40 × 1,301,912.30
  4. Step 4: Simplify right side
    2,648,885.60x = 5,172,925,115,899.32
  5. Step 5: Solve for x
    x = 5,172,925,115,899.32/2,648,885.60
  6. Step 6: Final answer
    x = 1,952,868.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.