Home / 1,588,645.40-2,192,333.43-863,491.14

Finding the Fourth Proportional to 1,588,645.40, 2,192,333.43 and 863,491.14

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Solution

The fourth proportional to 1,588,645.40, 2,192,333.43 and 863,491.14 is: 1,191,619.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,645.40 : 2,192,333.43 = 863,491.14 : x
  2. Step 2: Convert to fraction form
    1,588,645.40/2,192,333.43 = 863,491.14/x
  3. Step 3: Cross multiply
    1,588,645.40x = 2,192,333.43 × 863,491.14
  4. Step 4: Simplify right side
    1,588,645.40x = 1,893,060,492,730.81
  5. Step 5: Solve for x
    x = 1,893,060,492,730.81/1,588,645.40
  6. Step 6: Final answer
    x = 1,191,619.29

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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.