Home / 1,161,347.60-1,742,021.40-736,194.80

Finding the Fourth Proportional to 1,161,347.60, 1,742,021.40 and 736,194.80

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Solution

The fourth proportional to 1,161,347.60, 1,742,021.40 and 736,194.80 is: 1,104,292.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,347.60 : 1,742,021.40 = 736,194.80 : x
  2. Step 2: Convert to fraction form
    1,161,347.60/1,742,021.40 = 736,194.80/x
  3. Step 3: Cross multiply
    1,161,347.60x = 1,742,021.40 × 736,194.80
  4. Step 4: Simplify right side
    1,161,347.60x = 1,282,467,096,168.72
  5. Step 5: Solve for x
    x = 1,282,467,096,168.72/1,161,347.60
  6. Step 6: Final answer
    x = 1,104,292.20

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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.