Home / 1,355,143.04-2,032,298.40-937,105.28

Finding the Fourth Proportional to 1,355,143.04, 2,032,298.40 and 937,105.28

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Solution

The fourth proportional to 1,355,143.04, 2,032,298.40 and 937,105.28 is: 1,405,370.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,143.04 : 2,032,298.40 = 937,105.28 : x
  2. Step 2: Convert to fraction form
    1,355,143.04/2,032,298.40 = 937,105.28/x
  3. Step 3: Cross multiply
    1,355,143.04x = 2,032,298.40 × 937,105.28
  4. Step 4: Simplify right side
    1,355,143.04x = 1,904,477,561,175.55
  5. Step 5: Solve for x
    x = 1,904,477,561,175.55/1,355,143.04
  6. Step 6: Final answer
    x = 1,405,370.14

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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.