Home / 1,411,328.41-2,117,123.87-400,475.14

Finding the Fourth Proportional to 1,411,328.41, 2,117,123.87 and 400,475.14

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Solution

The fourth proportional to 1,411,328.41, 2,117,123.87 and 400,475.14 is: 600,749.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,328.41 : 2,117,123.87 = 400,475.14 : x
  2. Step 2: Convert to fraction form
    1,411,328.41/2,117,123.87 = 400,475.14/x
  3. Step 3: Cross multiply
    1,411,328.41x = 2,117,123.87 × 400,475.14
  4. Step 4: Simplify right side
    1,411,328.41x = 847,855,470,940.41
  5. Step 5: Solve for x
    x = 847,855,470,940.41/1,411,328.41
  6. Step 6: Final answer
    x = 600,749.95

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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.