Home / 2,425,244.70-3,638,385.45-742,518.30

Finding the Fourth Proportional to 2,425,244.70, 3,638,385.45 and 742,518.30

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Solution

The fourth proportional to 2,425,244.70, 3,638,385.45 and 742,518.30 is: 1,113,936.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,425,244.70 : 3,638,385.45 = 742,518.30 : x
  2. Step 2: Convert to fraction form
    2,425,244.70/3,638,385.45 = 742,518.30/x
  3. Step 3: Cross multiply
    2,425,244.70x = 3,638,385.45 × 742,518.30
  4. Step 4: Simplify right side
    2,425,244.70x = 2,701,567,779,078.74
  5. Step 5: Solve for x
    x = 2,701,567,779,078.74/2,425,244.70
  6. Step 6: Final answer
    x = 1,113,936.16

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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.