Home / 2,118,079.35-2,922,979.14-1,151,209.35

Finding the Fourth Proportional to 2,118,079.35, 2,922,979.14 and 1,151,209.35

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Solution

The fourth proportional to 2,118,079.35, 2,922,979.14 and 1,151,209.35 is: 1,588,685.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,118,079.35 : 2,922,979.14 = 1,151,209.35 : x
  2. Step 2: Convert to fraction form
    2,118,079.35/2,922,979.14 = 1,151,209.35/x
  3. Step 3: Cross multiply
    2,118,079.35x = 2,922,979.14 × 1,151,209.35
  4. Step 4: Simplify right side
    2,118,079.35x = 3,364,960,915,822.96
  5. Step 5: Solve for x
    x = 3,364,960,915,822.96/2,118,079.35
  6. Step 6: Final answer
    x = 1,588,685.01

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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.