Home / 1,948,256.85-2,688,677.51-1,088,817.09

Finding the Fourth Proportional to 1,948,256.85, 2,688,677.51 and 1,088,817.09

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Solution

The fourth proportional to 1,948,256.85, 2,688,677.51 and 1,088,817.09 is: 1,502,614.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,256.85 : 2,688,677.51 = 1,088,817.09 : x
  2. Step 2: Convert to fraction form
    1,948,256.85/2,688,677.51 = 1,088,817.09/x
  3. Step 3: Cross multiply
    1,948,256.85x = 2,688,677.51 × 1,088,817.09
  4. Step 4: Simplify right side
    1,948,256.85x = 2,927,478,016,942.56
  5. Step 5: Solve for x
    x = 2,927,478,016,942.56/1,948,256.85
  6. Step 6: Final answer
    x = 1,502,614.00

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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.