Home / 989,247.60-1,483,871.40-922,892.40

Finding the Fourth Proportional to 989,247.60, 1,483,871.40 and 922,892.40

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Solution

The fourth proportional to 989,247.60, 1,483,871.40 and 922,892.40 is: 1,384,338.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,247.60 : 1,483,871.40 = 922,892.40 : x
  2. Step 2: Convert to fraction form
    989,247.60/1,483,871.40 = 922,892.40/x
  3. Step 3: Cross multiply
    989,247.60x = 1,483,871.40 × 922,892.40
  4. Step 4: Simplify right side
    989,247.60x = 1,369,453,637,637.36
  5. Step 5: Solve for x
    x = 1,369,453,637,637.36/989,247.60
  6. Step 6: Final answer
    x = 1,384,338.60

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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.