Home / 1,758,916.60-2,638,806.90-496,727.80

Finding the Fourth Proportional to 1,758,916.60, 2,638,806.90 and 496,727.80

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Solution

The fourth proportional to 1,758,916.60, 2,638,806.90 and 496,727.80 is: 745,213.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758,916.60 : 2,638,806.90 = 496,727.80 : x
  2. Step 2: Convert to fraction form
    1,758,916.60/2,638,806.90 = 496,727.80/x
  3. Step 3: Cross multiply
    1,758,916.60x = 2,638,806.90 × 496,727.80
  4. Step 4: Simplify right side
    1,758,916.60x = 1,310,768,746,061.82
  5. Step 5: Solve for x
    x = 1,310,768,746,061.82/1,758,916.60
  6. Step 6: Final answer
    x = 745,213.70

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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.