Home / 1,534,701.20-2,302,051.80-1,217,440.40

Finding the Fourth Proportional to 1,534,701.20, 2,302,051.80 and 1,217,440.40

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Solution

The fourth proportional to 1,534,701.20, 2,302,051.80 and 1,217,440.40 is: 1,826,160.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534,701.20 : 2,302,051.80 = 1,217,440.40 : x
  2. Step 2: Convert to fraction form
    1,534,701.20/2,302,051.80 = 1,217,440.40/x
  3. Step 3: Cross multiply
    1,534,701.20x = 2,302,051.80 × 1,217,440.40
  4. Step 4: Simplify right side
    1,534,701.20x = 2,802,610,864,212.72
  5. Step 5: Solve for x
    x = 2,802,610,864,212.72/1,534,701.20
  6. Step 6: Final answer
    x = 1,826,160.60

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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.