Home / 1,658,719.62-2,289,106.71-933,614.28

Finding the Fourth Proportional to 1,658,719.62, 2,289,106.71 and 933,614.28

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Solution

The fourth proportional to 1,658,719.62, 2,289,106.71 and 933,614.28 is: 1,288,429.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,719.62 : 2,289,106.71 = 933,614.28 : x
  2. Step 2: Convert to fraction form
    1,658,719.62/2,289,106.71 = 933,614.28/x
  3. Step 3: Cross multiply
    1,658,719.62x = 2,289,106.71 × 933,614.28
  4. Step 4: Simplify right side
    1,658,719.62x = 2,137,142,712,899.82
  5. Step 5: Solve for x
    x = 2,137,142,712,899.82/1,658,719.62
  6. Step 6: Final answer
    x = 1,288,429.15

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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.