Home / 1,618,088.40-2,232,128.08-1,006,009.04

Finding the Fourth Proportional to 1,618,088.40, 2,232,128.08 and 1,006,009.04

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Solution

The fourth proportional to 1,618,088.40, 2,232,128.08 and 1,006,009.04 is: 1,387,774.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,088.40 : 2,232,128.08 = 1,006,009.04 : x
  2. Step 2: Convert to fraction form
    1,618,088.40/2,232,128.08 = 1,006,009.04/x
  3. Step 3: Cross multiply
    1,618,088.40x = 2,232,128.08 × 1,006,009.04
  4. Step 4: Simplify right side
    1,618,088.40x = 2,245,541,026,917.84
  5. Step 5: Solve for x
    x = 2,245,541,026,917.84/1,618,088.40
  6. Step 6: Final answer
    x = 1,387,774.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.