Home / 1,557,722.34-2,336,582.30-435,791.34

Finding the Fourth Proportional to 1,557,722.34, 2,336,582.30 and 435,791.34

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Solution

The fourth proportional to 1,557,722.34, 2,336,582.30 and 435,791.34 is: 653,686.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,722.34 : 2,336,582.30 = 435,791.34 : x
  2. Step 2: Convert to fraction form
    1,557,722.34/2,336,582.30 = 435,791.34/x
  3. Step 3: Cross multiply
    1,557,722.34x = 2,336,582.30 × 435,791.34
  4. Step 4: Simplify right side
    1,557,722.34x = 1,018,262,329,358.33
  5. Step 5: Solve for x
    x = 1,018,262,329,358.33/1,557,722.34
  6. Step 6: Final answer
    x = 653,686.67

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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.