Home / 2,197,703.80-3,294,587.40-1,439,908.30

Finding the Fourth Proportional to 2,197,703.80, 3,294,587.40 and 1,439,908.30

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Solution

The fourth proportional to 2,197,703.80, 3,294,587.40 and 1,439,908.30 is: 2,158,572.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197,703.80 : 3,294,587.40 = 1,439,908.30 : x
  2. Step 2: Convert to fraction form
    2,197,703.80/3,294,587.40 = 1,439,908.30/x
  3. Step 3: Cross multiply
    2,197,703.80x = 3,294,587.40 × 1,439,908.30
  4. Step 4: Simplify right side
    2,197,703.80x = 4,743,903,742,335.42
  5. Step 5: Solve for x
    x = 4,743,903,742,335.42/2,197,703.80
  6. Step 6: Final answer
    x = 2,158,572.84

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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.