Home / 1,341,055.55-1,850,646.68-729,208.69

Finding the Fourth Proportional to 1,341,055.55, 1,850,646.68 and 729,208.69

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Solution

The fourth proportional to 1,341,055.55, 1,850,646.68 and 729,208.69 is: 1,006,302.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,055.55 : 1,850,646.68 = 729,208.69 : x
  2. Step 2: Convert to fraction form
    1,341,055.55/1,850,646.68 = 729,208.69/x
  3. Step 3: Cross multiply
    1,341,055.55x = 1,850,646.68 × 729,208.69
  4. Step 4: Simplify right side
    1,341,055.55x = 1,349,507,641,175.65
  5. Step 5: Solve for x
    x = 1,349,507,641,175.65/1,341,055.55
  6. Step 6: Final answer
    x = 1,006,302.57

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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.