Home / 1,663,628.78-2,495,443.41-401,456.41

Finding the Fourth Proportional to 1,663,628.78, 2,495,443.41 and 401,456.41

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Solution

The fourth proportional to 1,663,628.78, 2,495,443.41 and 401,456.41 is: 602,184.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,628.78 : 2,495,443.41 = 401,456.41 : x
  2. Step 2: Convert to fraction form
    1,663,628.78/2,495,443.41 = 401,456.41/x
  3. Step 3: Cross multiply
    1,663,628.78x = 2,495,443.41 × 401,456.41
  4. Step 4: Simplify right side
    1,663,628.78x = 1,001,811,746,498.15
  5. Step 5: Solve for x
    x = 1,001,811,746,498.15/1,663,628.78
  6. Step 6: Final answer
    x = 602,184.67

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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.