Home / 1,411,680.70-2,117,521.05-851,808.70

Finding the Fourth Proportional to 1,411,680.70, 2,117,521.05 and 851,808.70

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Solution

The fourth proportional to 1,411,680.70, 2,117,521.05 and 851,808.70 is: 1,277,713.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,680.70 : 2,117,521.05 = 851,808.70 : x
  2. Step 2: Convert to fraction form
    1,411,680.70/2,117,521.05 = 851,808.70/x
  3. Step 3: Cross multiply
    1,411,680.70x = 2,117,521.05 × 851,808.70
  4. Step 4: Simplify right side
    1,411,680.70x = 1,803,722,852,823.13
  5. Step 5: Solve for x
    x = 1,803,722,852,823.13/1,411,680.70
  6. Step 6: Final answer
    x = 1,277,713.05

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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.