Home / 1,819,080.81-2,730,513.75-1,339,849.71

Finding the Fourth Proportional to 1,819,080.81, 2,730,513.75 and 1,339,849.71

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Solution

The fourth proportional to 1,819,080.81, 2,730,513.75 and 1,339,849.71 is: 2,011,168.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,080.81 : 2,730,513.75 = 1,339,849.71 : x
  2. Step 2: Convert to fraction form
    1,819,080.81/2,730,513.75 = 1,339,849.71/x
  3. Step 3: Cross multiply
    1,819,080.81x = 2,730,513.75 × 1,339,849.71
  4. Step 4: Simplify right side
    1,819,080.81x = 3,658,478,056,088.51
  5. Step 5: Solve for x
    x = 3,658,478,056,088.51/1,819,080.81
  6. Step 6: Final answer
    x = 2,011,168.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.