Home / 1,411,563.54-2,117,341.06-400,686.35

Finding the Fourth Proportional to 1,411,563.54, 2,117,341.06 and 400,686.35

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Solution

The fourth proportional to 1,411,563.54, 2,117,341.06 and 400,686.35 is: 601,028.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,563.54 : 2,117,341.06 = 400,686.35 : x
  2. Step 2: Convert to fraction form
    1,411,563.54/2,117,341.06 = 400,686.35/x
  3. Step 3: Cross multiply
    1,411,563.54x = 2,117,341.06 × 400,686.35
  4. Step 4: Simplify right side
    1,411,563.54x = 848,389,672,434.08
  5. Step 5: Solve for x
    x = 848,389,672,434.08/1,411,563.54
  6. Step 6: Final answer
    x = 601,028.32

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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.