Home / 2,152,110.08-2,969,875.70-1,185,330.40

Finding the Fourth Proportional to 2,152,110.08, 2,969,875.70 and 1,185,330.40

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Solution

The fourth proportional to 2,152,110.08, 2,969,875.70 and 1,185,330.40 is: 1,635,736.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,152,110.08 : 2,969,875.70 = 1,185,330.40 : x
  2. Step 2: Convert to fraction form
    2,152,110.08/2,969,875.70 = 1,185,330.40/x
  3. Step 3: Cross multiply
    2,152,110.08x = 2,969,875.70 × 1,185,330.40
  4. Step 4: Simplify right side
    2,152,110.08x = 3,520,283,951,431.28
  5. Step 5: Solve for x
    x = 3,520,283,951,431.28/2,152,110.08
  6. Step 6: Final answer
    x = 1,635,736.01

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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.