Home / 1,973,277.40-2,959,916.10-1,120,019.35

Finding the Fourth Proportional to 1,973,277.40, 2,959,916.10 and 1,120,019.35

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Solution

The fourth proportional to 1,973,277.40, 2,959,916.10 and 1,120,019.35 is: 1,680,029.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973,277.40 : 2,959,916.10 = 1,120,019.35 : x
  2. Step 2: Convert to fraction form
    1,973,277.40/2,959,916.10 = 1,120,019.35/x
  3. Step 3: Cross multiply
    1,973,277.40x = 2,959,916.10 × 1,120,019.35
  4. Step 4: Simplify right side
    1,973,277.40x = 3,315,163,306,376.54
  5. Step 5: Solve for x
    x = 3,315,163,306,376.54/1,973,277.40
  6. Step 6: Final answer
    x = 1,680,029.03

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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.