Home / 2,742,282.60-4,114,590.30-1,321,607.40

Finding the Fourth Proportional to 2,742,282.60, 4,114,590.30 and 1,321,607.40

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Solution

The fourth proportional to 2,742,282.60, 4,114,590.30 and 1,321,607.40 is: 1,982,973.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742,282.60 : 4,114,590.30 = 1,321,607.40 : x
  2. Step 2: Convert to fraction form
    2,742,282.60/4,114,590.30 = 1,321,607.40/x
  3. Step 3: Cross multiply
    2,742,282.60x = 4,114,590.30 × 1,321,607.40
  4. Step 4: Simplify right side
    2,742,282.60x = 5,437,872,988,448.22
  5. Step 5: Solve for x
    x = 5,437,872,988,448.22/2,742,282.60
  6. Step 6: Final answer
    x = 1,982,973.23

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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.