Home / 1,544,530.64-2,131,509.96-865,442

Finding the Fourth Proportional to 1,544,530.64, 2,131,509.96 and 865,442

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Solution

The fourth proportional to 1,544,530.64, 2,131,509.96 and 865,442 is: 1,194,342.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544,530.64 : 2,131,509.96 = 865,442 : x
  2. Step 2: Convert to fraction form
    1,544,530.64/2,131,509.96 = 865,442/x
  3. Step 3: Cross multiply
    1,544,530.64x = 2,131,509.96 × 865,442
  4. Step 4: Simplify right side
    1,544,530.64x = 1,844,698,242,802.32
  5. Step 5: Solve for x
    x = 1,844,698,242,802.32/1,544,530.64
  6. Step 6: Final answer
    x = 1,194,342.28

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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.