Home / 1,948,086.42-2,688,362.90-1,088,646.68

Finding the Fourth Proportional to 1,948,086.42, 2,688,362.90 and 1,088,646.68

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Solution

The fourth proportional to 1,948,086.42, 2,688,362.90 and 1,088,646.68 is: 1,502,334.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,086.42 : 2,688,362.90 = 1,088,646.68 : x
  2. Step 2: Convert to fraction form
    1,948,086.42/2,688,362.90 = 1,088,646.68/x
  3. Step 3: Cross multiply
    1,948,086.42x = 2,688,362.90 × 1,088,646.68
  4. Step 4: Simplify right side
    1,948,086.42x = 2,926,677,326,835.12
  5. Step 5: Solve for x
    x = 2,926,677,326,835.12/1,948,086.42
  6. Step 6: Final answer
    x = 1,502,334.44

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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.