Home / 1,767,615.02-2,650,938.62-487,916.57

Finding the Fourth Proportional to 1,767,615.02, 2,650,938.62 and 487,916.57

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Solution

The fourth proportional to 1,767,615.02, 2,650,938.62 and 487,916.57 is: 731,741.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,767,615.02 : 2,650,938.62 = 487,916.57 : x
  2. Step 2: Convert to fraction form
    1,767,615.02/2,650,938.62 = 487,916.57/x
  3. Step 3: Cross multiply
    1,767,615.02x = 2,650,938.62 × 487,916.57
  4. Step 4: Simplify right side
    1,767,615.02x = 1,293,436,886,598.07
  5. Step 5: Solve for x
    x = 1,293,436,886,598.07/1,767,615.02
  6. Step 6: Final answer
    x = 731,741.29

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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.