Home / 1,575,186.75-2,173,768.65-896,123.25

Finding the Fourth Proportional to 1,575,186.75, 2,173,768.65 and 896,123.25

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Solution

The fourth proportional to 1,575,186.75, 2,173,768.65 and 896,123.25 is: 1,236,656.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575,186.75 : 2,173,768.65 = 896,123.25 : x
  2. Step 2: Convert to fraction form
    1,575,186.75/2,173,768.65 = 896,123.25/x
  3. Step 3: Cross multiply
    1,575,186.75x = 2,173,768.65 × 896,123.25
  4. Step 4: Simplify right side
    1,575,186.75x = 1,947,964,627,386.11
  5. Step 5: Solve for x
    x = 1,947,964,627,386.11/1,575,186.75
  6. Step 6: Final answer
    x = 1,236,656.31

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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.