Home / 1,973,927.70-2,960,891.55-911,045.70

Finding the Fourth Proportional to 1,973,927.70, 2,960,891.55 and 911,045.70

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Solution

The fourth proportional to 1,973,927.70, 2,960,891.55 and 911,045.70 is: 1,366,568.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973,927.70 : 2,960,891.55 = 911,045.70 : x
  2. Step 2: Convert to fraction form
    1,973,927.70/2,960,891.55 = 911,045.70/x
  3. Step 3: Cross multiply
    1,973,927.70x = 2,960,891.55 × 911,045.70
  4. Step 4: Simplify right side
    1,973,927.70x = 2,697,507,514,793.83
  5. Step 5: Solve for x
    x = 2,697,507,514,793.83/1,973,927.70
  6. Step 6: Final answer
    x = 1,366,568.55

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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.