Home / 2,742,938.60-4,114,407.90-970,010.60

Finding the Fourth Proportional to 2,742,938.60, 4,114,407.90 and 970,010.60

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Solution

The fourth proportional to 2,742,938.60, 4,114,407.90 and 970,010.60 is: 1,455,015.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742,938.60 : 4,114,407.90 = 970,010.60 : x
  2. Step 2: Convert to fraction form
    2,742,938.60/4,114,407.90 = 970,010.60/x
  3. Step 3: Cross multiply
    2,742,938.60x = 4,114,407.90 × 970,010.60
  4. Step 4: Simplify right side
    2,742,938.60x = 3,991,019,275,723.74
  5. Step 5: Solve for x
    x = 3,991,019,275,723.74/2,742,938.60
  6. Step 6: Final answer
    x = 1,455,015.90

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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.