Home / 4,889,885.80-7,334,828.70-1,296,207.40

Finding the Fourth Proportional to 4,889,885.80, 7,334,828.70 and 1,296,207.40

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Solution

The fourth proportional to 4,889,885.80, 7,334,828.70 and 1,296,207.40 is: 1,944,311.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,889,885.80 : 7,334,828.70 = 1,296,207.40 : x
  2. Step 2: Convert to fraction form
    4,889,885.80/7,334,828.70 = 1,296,207.40/x
  3. Step 3: Cross multiply
    4,889,885.80x = 7,334,828.70 × 1,296,207.40
  4. Step 4: Simplify right side
    4,889,885.80x = 9,507,459,238,672.38
  5. Step 5: Solve for x
    x = 9,507,459,238,672.38/4,889,885.80
  6. Step 6: Final answer
    x = 1,944,311.10

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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.