Home / 1,237,013.28-1,855,810.30-384,041.36

Finding the Fourth Proportional to 1,237,013.28, 1,855,810.30 and 384,041.36

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Solution

The fourth proportional to 1,237,013.28, 1,855,810.30 and 384,041.36 is: 576,152.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,013.28 : 1,855,810.30 = 384,041.36 : x
  2. Step 2: Convert to fraction form
    1,237,013.28/1,855,810.30 = 384,041.36/x
  3. Step 3: Cross multiply
    1,237,013.28x = 1,855,810.30 × 384,041.36
  4. Step 4: Simplify right side
    1,237,013.28x = 712,707,911,514.01
  5. Step 5: Solve for x
    x = 712,707,911,514.01/1,237,013.28
  6. Step 6: Final answer
    x = 576,152.19

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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.