Home / 1,997,148-2,756,074.08-1,091,730

Finding the Fourth Proportional to 1,997,148, 2,756,074.08 and 1,091,730

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Solution

The fourth proportional to 1,997,148, 2,756,074.08 and 1,091,730 is: 1,506,592.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,148 : 2,756,074.08 = 1,091,730 : x
  2. Step 2: Convert to fraction form
    1,997,148/2,756,074.08 = 1,091,730/x
  3. Step 3: Cross multiply
    1,997,148x = 2,756,074.08 × 1,091,730
  4. Step 4: Simplify right side
    1,997,148x = 3,008,888,755,358.40
  5. Step 5: Solve for x
    x = 3,008,888,755,358.40/1,997,148
  6. Step 6: Final answer
    x = 1,506,592.78

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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.