Home / 2,408,673.40-3,609,948.30-987,123.40

Finding the Fourth Proportional to 2,408,673.40, 3,609,948.30 and 987,123.40

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Solution

The fourth proportional to 2,408,673.40, 3,609,948.30 and 987,123.40 is: 1,479,430.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,408,673.40 : 3,609,948.30 = 987,123.40 : x
  2. Step 2: Convert to fraction form
    2,408,673.40/3,609,948.30 = 987,123.40/x
  3. Step 3: Cross multiply
    2,408,673.40x = 3,609,948.30 × 987,123.40
  4. Step 4: Simplify right side
    2,408,673.40x = 3,563,464,439,720.22
  5. Step 5: Solve for x
    x = 3,563,464,439,720.22/2,408,673.40
  6. Step 6: Final answer
    x = 1,479,430.31

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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.