Home / 2,159,328.80-2,981,864.40-1,446,010.40

Finding the Fourth Proportional to 2,159,328.80, 2,981,864.40 and 1,446,010.40

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Solution

The fourth proportional to 2,159,328.80, 2,981,864.40 and 1,446,010.40 is: 1,996,827.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,159,328.80 : 2,981,864.40 = 1,446,010.40 : x
  2. Step 2: Convert to fraction form
    2,159,328.80/2,981,864.40 = 1,446,010.40/x
  3. Step 3: Cross multiply
    2,159,328.80x = 2,981,864.40 × 1,446,010.40
  4. Step 4: Simplify right side
    2,159,328.80x = 4,311,806,933,789.76
  5. Step 5: Solve for x
    x = 4,311,806,933,789.76/2,159,328.80
  6. Step 6: Final answer
    x = 1,996,827.41

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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.