Home / 1,909,851.12-2,635,580.77-1,050,392.93

Finding the Fourth Proportional to 1,909,851.12, 2,635,580.77 and 1,050,392.93

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Solution

The fourth proportional to 1,909,851.12, 2,635,580.77 and 1,050,392.93 is: 1,449,534.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,851.12 : 2,635,580.77 = 1,050,392.93 : x
  2. Step 2: Convert to fraction form
    1,909,851.12/2,635,580.77 = 1,050,392.93/x
  3. Step 3: Cross multiply
    1,909,851.12x = 2,635,580.77 × 1,050,392.93
  4. Step 4: Simplify right side
    1,909,851.12x = 2,768,395,391,448.07
  5. Step 5: Solve for x
    x = 2,768,395,391,448.07/1,909,851.12
  6. Step 6: Final answer
    x = 1,449,534.66

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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.