Home / 1,209,407.63-1,814,373.81-367,937.51

Finding the Fourth Proportional to 1,209,407.63, 1,814,373.81 and 367,937.51

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Solution

The fourth proportional to 1,209,407.63, 1,814,373.81 and 367,937.51 is: 551,986.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,407.63 : 1,814,373.81 = 367,937.51 : x
  2. Step 2: Convert to fraction form
    1,209,407.63/1,814,373.81 = 367,937.51/x
  3. Step 3: Cross multiply
    1,209,407.63x = 1,814,373.81 × 367,937.51
  4. Step 4: Simplify right side
    1,209,407.63x = 667,576,172,788.74
  5. Step 5: Solve for x
    x = 667,576,172,788.74/1,209,407.63
  6. Step 6: Final answer
    x = 551,986.08

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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.