Home / 1,854,556.24-2,781,834.40-1,012,648.72

Finding the Fourth Proportional to 1,854,556.24, 2,781,834.40 and 1,012,648.72

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Solution

The fourth proportional to 1,854,556.24, 2,781,834.40 and 1,012,648.72 is: 1,518,973.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,854,556.24 : 2,781,834.40 = 1,012,648.72 : x
  2. Step 2: Convert to fraction form
    1,854,556.24/2,781,834.40 = 1,012,648.72/x
  3. Step 3: Cross multiply
    1,854,556.24x = 2,781,834.40 × 1,012,648.72
  4. Step 4: Simplify right side
    1,854,556.24x = 2,817,021,044,411.97
  5. Step 5: Solve for x
    x = 2,817,021,044,411.97/1,854,556.24
  6. Step 6: Final answer
    x = 1,518,973.10

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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.