Home / 1,148,906-1,723,359-517,081.52

Finding the Fourth Proportional to 1,148,906, 1,723,359 and 517,081.52

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Solution

The fourth proportional to 1,148,906, 1,723,359 and 517,081.52 is: 775,622.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,906 : 1,723,359 = 517,081.52 : x
  2. Step 2: Convert to fraction form
    1,148,906/1,723,359 = 517,081.52/x
  3. Step 3: Cross multiply
    1,148,906x = 1,723,359 × 517,081.52
  4. Step 4: Simplify right side
    1,148,906x = 891,117,091,225.68
  5. Step 5: Solve for x
    x = 891,117,091,225.68/1,148,906
  6. Step 6: Final answer
    x = 775,622.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.