Home / 989,719.70-1,484,579.55-848,002.10

Finding the Fourth Proportional to 989,719.70, 1,484,579.55 and 848,002.10

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Solution

The fourth proportional to 989,719.70, 1,484,579.55 and 848,002.10 is: 1,272,003.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,719.70 : 1,484,579.55 = 848,002.10 : x
  2. Step 2: Convert to fraction form
    989,719.70/1,484,579.55 = 848,002.10/x
  3. Step 3: Cross multiply
    989,719.70x = 1,484,579.55 × 848,002.10
  4. Step 4: Simplify right side
    989,719.70x = 1,258,926,576,017.06
  5. Step 5: Solve for x
    x = 1,258,926,576,017.06/989,719.70
  6. Step 6: Final answer
    x = 1,272,003.15

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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.