Home / 2,153,714.94-2,971,986.05-1,186,845.01

Finding the Fourth Proportional to 2,153,714.94, 2,971,986.05 and 1,186,845.01

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Solution

The fourth proportional to 2,153,714.94, 2,971,986.05 and 1,186,845.01 is: 1,637,768.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153,714.94 : 2,971,986.05 = 1,186,845.01 : x
  2. Step 2: Convert to fraction form
    2,153,714.94/2,971,986.05 = 1,186,845.01/x
  3. Step 3: Cross multiply
    2,153,714.94x = 2,971,986.05 × 1,186,845.01
  4. Step 4: Simplify right side
    2,153,714.94x = 3,527,286,808,769.26
  5. Step 5: Solve for x
    x = 3,527,286,808,769.26/2,153,714.94
  6. Step 6: Final answer
    x = 1,637,768.65

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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.