Home / 2,143,530.66-2,958,060.68-1,176,677.40

Finding the Fourth Proportional to 2,143,530.66, 2,958,060.68 and 1,176,677.40

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Solution

The fourth proportional to 2,143,530.66, 2,958,060.68 and 1,176,677.40 is: 1,623,808.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,143,530.66 : 2,958,060.68 = 1,176,677.40 : x
  2. Step 2: Convert to fraction form
    2,143,530.66/2,958,060.68 = 1,176,677.40/x
  3. Step 3: Cross multiply
    2,143,530.66x = 2,958,060.68 × 1,176,677.40
  4. Step 4: Simplify right side
    2,143,530.66x = 3,480,683,159,606.51
  5. Step 5: Solve for x
    x = 3,480,683,159,606.51/2,143,530.66
  6. Step 6: Final answer
    x = 1,623,808.43

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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.