Home / 1,948,301.32-2,688,659.70-1,088,861.54

Finding the Fourth Proportional to 1,948,301.32, 2,688,659.70 and 1,088,861.54

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Solution

The fourth proportional to 1,948,301.32, 2,688,659.70 and 1,088,861.54 is: 1,502,631.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,301.32 : 2,688,659.70 = 1,088,861.54 : x
  2. Step 2: Convert to fraction form
    1,948,301.32/2,688,659.70 = 1,088,861.54/x
  3. Step 3: Cross multiply
    1,948,301.32x = 2,688,659.70 × 1,088,861.54
  4. Step 4: Simplify right side
    1,948,301.32x = 2,927,578,141,477.94
  5. Step 5: Solve for x
    x = 2,927,578,141,477.94/1,948,301.32
  6. Step 6: Final answer
    x = 1,502,631.10

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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.