Home / 2,176,130.12-3,003,090.80-1,196,159.92

Finding the Fourth Proportional to 2,176,130.12, 3,003,090.80 and 1,196,159.92

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Solution

The fourth proportional to 2,176,130.12, 3,003,090.80 and 1,196,159.92 is: 1,650,717.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176,130.12 : 3,003,090.80 = 1,196,159.92 : x
  2. Step 2: Convert to fraction form
    2,176,130.12/3,003,090.80 = 1,196,159.92/x
  3. Step 3: Cross multiply
    2,176,130.12x = 3,003,090.80 × 1,196,159.92
  4. Step 4: Simplify right side
    2,176,130.12x = 3,592,176,851,080.74
  5. Step 5: Solve for x
    x = 3,592,176,851,080.74/2,176,130.12
  6. Step 6: Final answer
    x = 1,650,717.86

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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.