Home / 989,252.60-1,483,878.90-922,897.40

Finding the Fourth Proportional to 989,252.60, 1,483,878.90 and 922,897.40

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Solution

The fourth proportional to 989,252.60, 1,483,878.90 and 922,897.40 is: 1,384,346.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,252.60 : 1,483,878.90 = 922,897.40 : x
  2. Step 2: Convert to fraction form
    989,252.60/1,483,878.90 = 922,897.40/x
  3. Step 3: Cross multiply
    989,252.60x = 1,483,878.90 × 922,897.40
  4. Step 4: Simplify right side
    989,252.60x = 1,369,467,978,724.86
  5. Step 5: Solve for x
    x = 1,369,467,978,724.86/989,252.60
  6. Step 6: Final answer
    x = 1,384,346.10

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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.