Home / 1,417,968.35-1,956,795.12-773,386.55

Finding the Fourth Proportional to 1,417,968.35, 1,956,795.12 and 773,386.55

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Solution

The fourth proportional to 1,417,968.35, 1,956,795.12 and 773,386.55 is: 1,067,272.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,968.35 : 1,956,795.12 = 773,386.55 : x
  2. Step 2: Convert to fraction form
    1,417,968.35/1,956,795.12 = 773,386.55/x
  3. Step 3: Cross multiply
    1,417,968.35x = 1,956,795.12 × 773,386.55
  4. Step 4: Simplify right side
    1,417,968.35x = 1,513,359,017,129.66
  5. Step 5: Solve for x
    x = 1,513,359,017,129.66/1,417,968.35
  6. Step 6: Final answer
    x = 1,067,272.78

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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.