Home / 1,272,224.01-1,908,981.78-846,056.28

Finding the Fourth Proportional to 1,272,224.01, 1,908,981.78 and 846,056.28

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Solution

The fourth proportional to 1,272,224.01, 1,908,981.78 and 846,056.28 is: 1,269,513.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,272,224.01 : 1,908,981.78 = 846,056.28 : x
  2. Step 2: Convert to fraction form
    1,272,224.01/1,908,981.78 = 846,056.28/x
  3. Step 3: Cross multiply
    1,272,224.01x = 1,908,981.78 × 846,056.28
  4. Step 4: Simplify right side
    1,272,224.01x = 1,615,106,023,374.58
  5. Step 5: Solve for x
    x = 1,615,106,023,374.58/1,272,224.01
  6. Step 6: Final answer
    x = 1,269,513.87

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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.