Home / 1,148,904-1,723,356-517,079.52

Finding the Fourth Proportional to 1,148,904, 1,723,356 and 517,079.52

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Solution

The fourth proportional to 1,148,904, 1,723,356 and 517,079.52 is: 775,619.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,904 : 1,723,356 = 517,079.52 : x
  2. Step 2: Convert to fraction form
    1,148,904/1,723,356 = 517,079.52/x
  3. Step 3: Cross multiply
    1,148,904x = 1,723,356 × 517,079.52
  4. Step 4: Simplify right side
    1,148,904x = 891,112,093,269.12
  5. Step 5: Solve for x
    x = 891,112,093,269.12/1,148,904
  6. Step 6: Final answer
    x = 775,619.28

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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.