Home / 1,113,853.84-1,670,513.10-514,238.92

Finding the Fourth Proportional to 1,113,853.84, 1,670,513.10 and 514,238.92

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Solution

The fourth proportional to 1,113,853.84, 1,670,513.10 and 514,238.92 is: 771,234.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,853.84 : 1,670,513.10 = 514,238.92 : x
  2. Step 2: Convert to fraction form
    1,113,853.84/1,670,513.10 = 514,238.92/x
  3. Step 3: Cross multiply
    1,113,853.84x = 1,670,513.10 × 514,238.92
  4. Step 4: Simplify right side
    1,113,853.84x = 859,042,852,389.85
  5. Step 5: Solve for x
    x = 859,042,852,389.85/1,113,853.84
  6. Step 6: Final answer
    x = 771,234.81

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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.