Home / 1,556,605.92-2,335,809.06-657,989.22

Finding the Fourth Proportional to 1,556,605.92, 2,335,809.06 and 657,989.22

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Solution

The fourth proportional to 1,556,605.92, 2,335,809.06 and 657,989.22 is: 987,364.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,605.92 : 2,335,809.06 = 657,989.22 : x
  2. Step 2: Convert to fraction form
    1,556,605.92/2,335,809.06 = 657,989.22/x
  3. Step 3: Cross multiply
    1,556,605.92x = 2,335,809.06 × 657,989.22
  4. Step 4: Simplify right side
    1,556,605.92x = 1,536,937,181,458.33
  5. Step 5: Solve for x
    x = 1,536,937,181,458.33/1,556,605.92
  6. Step 6: Final answer
    x = 987,364.34

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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.