Home / 1,000,721.86-1,501,085.84-242,560.35

Finding the Fourth Proportional to 1,000,721.86, 1,501,085.84 and 242,560.35

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Solution

The fourth proportional to 1,000,721.86, 1,501,085.84 and 242,560.35 is: 363,841.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,721.86 : 1,501,085.84 = 242,560.35 : x
  2. Step 2: Convert to fraction form
    1,000,721.86/1,501,085.84 = 242,560.35/x
  3. Step 3: Cross multiply
    1,000,721.86x = 1,501,085.84 × 242,560.35
  4. Step 4: Simplify right side
    1,000,721.86x = 364,103,906,730.44
  5. Step 5: Solve for x
    x = 364,103,906,730.44/1,000,721.86
  6. Step 6: Final answer
    x = 363,841.26

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1.5x scale

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.