Home / 1,909,853.12-2,635,583.53-1,050,394.93

Finding the Fourth Proportional to 1,909,853.12, 2,635,583.53 and 1,050,394.93

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Solution

The fourth proportional to 1,909,853.12, 2,635,583.53 and 1,050,394.93 is: 1,449,537.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,853.12 : 2,635,583.53 = 1,050,394.93 : x
  2. Step 2: Convert to fraction form
    1,909,853.12/2,635,583.53 = 1,050,394.93/x
  3. Step 3: Cross multiply
    1,909,853.12x = 2,635,583.53 × 1,050,394.93
  4. Step 4: Simplify right side
    1,909,853.12x = 2,768,403,577,503.50
  5. Step 5: Solve for x
    x = 2,768,403,577,503.50/1,909,853.12
  6. Step 6: Final answer
    x = 1,449,537.43

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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.