Home / 1,117,901.79-1,542,732.21-608,632.11

Finding the Fourth Proportional to 1,117,901.79, 1,542,732.21 and 608,632.11

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Solution

The fourth proportional to 1,117,901.79, 1,542,732.21 and 608,632.11 is: 839,927.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,901.79 : 1,542,732.21 = 608,632.11 : x
  2. Step 2: Convert to fraction form
    1,117,901.79/1,542,732.21 = 608,632.11/x
  3. Step 3: Cross multiply
    1,117,901.79x = 1,542,732.21 × 608,632.11
  4. Step 4: Simplify right side
    1,117,901.79x = 938,956,360,137.26
  5. Step 5: Solve for x
    x = 938,956,360,137.26/1,117,901.79
  6. Step 6: Final answer
    x = 839,927.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.