Home / 1,483,028.72-2,044,600.40-1,178,117.28

Finding the Fourth Proportional to 1,483,028.72, 2,044,600.40 and 1,178,117.28

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Solution

The fourth proportional to 1,483,028.72, 2,044,600.40 and 1,178,117.28 is: 1,624,229.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483,028.72 : 2,044,600.40 = 1,178,117.28 : x
  2. Step 2: Convert to fraction form
    1,483,028.72/2,044,600.40 = 1,178,117.28/x
  3. Step 3: Cross multiply
    1,483,028.72x = 2,044,600.40 × 1,178,117.28
  4. Step 4: Simplify right side
    1,483,028.72x = 2,408,779,061,934.91
  5. Step 5: Solve for x
    x = 2,408,779,061,934.91/1,483,028.72
  6. Step 6: Final answer
    x = 1,624,229.54

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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.