Home / 1,419,055.34-1,958,342.02-807,192.35

Finding the Fourth Proportional to 1,419,055.34, 1,958,342.02 and 807,192.35

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Solution

The fourth proportional to 1,419,055.34, 1,958,342.02 and 807,192.35 is: 1,113,951.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,055.34 : 1,958,342.02 = 807,192.35 : x
  2. Step 2: Convert to fraction form
    1,419,055.34/1,958,342.02 = 807,192.35/x
  3. Step 3: Cross multiply
    1,419,055.34x = 1,958,342.02 × 807,192.35
  4. Step 4: Simplify right side
    1,419,055.34x = 1,580,758,685,417.86
  5. Step 5: Solve for x
    x = 1,580,758,685,417.86/1,419,055.34
  6. Step 6: Final answer
    x = 1,113,951.40

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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.