Home / 1,608,901.12-2,220,222.72-893,555.20

Finding the Fourth Proportional to 1,608,901.12, 2,220,222.72 and 893,555.20

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Solution

The fourth proportional to 1,608,901.12, 2,220,222.72 and 893,555.20 is: 1,233,072.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,608,901.12 : 2,220,222.72 = 893,555.20 : x
  2. Step 2: Convert to fraction form
    1,608,901.12/2,220,222.72 = 893,555.20/x
  3. Step 3: Cross multiply
    1,608,901.12x = 2,220,222.72 × 893,555.20
  4. Step 4: Simplify right side
    1,608,901.12x = 1,983,891,556,614.14
  5. Step 5: Solve for x
    x = 1,983,891,556,614.14/1,608,901.12
  6. Step 6: Final answer
    x = 1,233,072.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.