Home / 2,118,543.06-2,923,554.99-1,151,697.69

Finding the Fourth Proportional to 2,118,543.06, 2,923,554.99 and 1,151,697.69

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Solution

The fourth proportional to 2,118,543.06, 2,923,554.99 and 1,151,697.69 is: 1,589,324.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,118,543.06 : 2,923,554.99 = 1,151,697.69 : x
  2. Step 2: Convert to fraction form
    2,118,543.06/2,923,554.99 = 1,151,697.69/x
  3. Step 3: Cross multiply
    2,118,543.06x = 2,923,554.99 × 1,151,697.69
  4. Step 4: Simplify right side
    2,118,543.06x = 3,367,051,528,570.97
  5. Step 5: Solve for x
    x = 3,367,051,528,570.97/2,118,543.06
  6. Step 6: Final answer
    x = 1,589,324.09

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Double scale
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1.5x scale

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.