Home / 5,156,914.90-7,730,564.60-1,742,814.26

Finding the Fourth Proportional to 5,156,914.90, 7,730,564.60 and 1,742,814.26

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Solution

The fourth proportional to 5,156,914.90, 7,730,564.60 and 1,742,814.26 is: 2,612,596.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,156,914.90 : 7,730,564.60 = 1,742,814.26 : x
  2. Step 2: Convert to fraction form
    5,156,914.90/7,730,564.60 = 1,742,814.26/x
  3. Step 3: Cross multiply
    5,156,914.90x = 7,730,564.60 × 1,742,814.26
  4. Step 4: Simplify right side
    5,156,914.90x = 13,472,938,222,731.20
  5. Step 5: Solve for x
    x = 13,472,938,222,731.20/5,156,914.90
  6. Step 6: Final answer
    x = 2,612,596.58

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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.