Home / 2,742,688.74-4,116,686.67-1,323,743.70

Finding the Fourth Proportional to 2,742,688.74, 4,116,686.67 and 1,323,743.70

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Solution

The fourth proportional to 2,742,688.74, 4,116,686.67 and 1,323,743.70 is: 1,986,896.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742,688.74 : 4,116,686.67 = 1,323,743.70 : x
  2. Step 2: Convert to fraction form
    2,742,688.74/4,116,686.67 = 1,323,743.70/x
  3. Step 3: Cross multiply
    2,742,688.74x = 4,116,686.67 × 1,323,743.70
  4. Step 4: Simplify right side
    2,742,688.74x = 5,449,438,044,286.48
  5. Step 5: Solve for x
    x = 5,449,438,044,286.48/2,742,688.74
  6. Step 6: Final answer
    x = 1,986,896.28

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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.