Home / 1,237,008.28-1,855,802.80-384,036.36

Finding the Fourth Proportional to 1,237,008.28, 1,855,802.80 and 384,036.36

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Solution

The fourth proportional to 1,237,008.28, 1,855,802.80 and 384,036.36 is: 576,144.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,008.28 : 1,855,802.80 = 384,036.36 : x
  2. Step 2: Convert to fraction form
    1,237,008.28/1,855,802.80 = 384,036.36/x
  3. Step 3: Cross multiply
    1,237,008.28x = 1,855,802.80 × 384,036.36
  4. Step 4: Simplify right side
    1,237,008.28x = 712,695,752,189.81
  5. Step 5: Solve for x
    x = 712,695,752,189.81/1,237,008.28
  6. Step 6: Final answer
    x = 576,144.69

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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.