Home / 3,619,368-5,429,048.90-923,693

Finding the Fourth Proportional to 3,619,368, 5,429,048.90 and 923,693

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Solution

The fourth proportional to 3,619,368, 5,429,048.90 and 923,693 is: 1,385,538.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619,368 : 5,429,048.90 = 923,693 : x
  2. Step 2: Convert to fraction form
    3,619,368/5,429,048.90 = 923,693/x
  3. Step 3: Cross multiply
    3,619,368x = 5,429,048.90 × 923,693
  4. Step 4: Simplify right side
    3,619,368x = 5,014,774,465,587.70
  5. Step 5: Solve for x
    x = 5,014,774,465,587.70/3,619,368
  6. Step 6: Final answer
    x = 1,385,538.71

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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.