Home / 1,408,256.95-1,943,395.04-763,676.95

Finding the Fourth Proportional to 1,408,256.95, 1,943,395.04 and 763,676.95

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Solution

The fourth proportional to 1,408,256.95, 1,943,395.04 and 763,676.95 is: 1,053,874.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408,256.95 : 1,943,395.04 = 763,676.95 : x
  2. Step 2: Convert to fraction form
    1,408,256.95/1,943,395.04 = 763,676.95/x
  3. Step 3: Cross multiply
    1,408,256.95x = 1,943,395.04 × 763,676.95
  4. Step 4: Simplify right side
    1,408,256.95x = 1,484,125,996,792.33
  5. Step 5: Solve for x
    x = 1,484,125,996,792.33/1,408,256.95
  6. Step 6: Final answer
    x = 1,053,874.43

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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.