Home / 1,662,117.03-2,292,822.86-1,111,783.59

Finding the Fourth Proportional to 1,662,117.03, 2,292,822.86 and 1,111,783.59

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Solution

The fourth proportional to 1,662,117.03, 2,292,822.86 and 1,111,783.59 is: 1,533,660.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,662,117.03 : 2,292,822.86 = 1,111,783.59 : x
  2. Step 2: Convert to fraction form
    1,662,117.03/2,292,822.86 = 1,111,783.59/x
  3. Step 3: Cross multiply
    1,662,117.03x = 2,292,822.86 × 1,111,783.59
  4. Step 4: Simplify right side
    1,662,117.03x = 2,549,122,824,965.95
  5. Step 5: Solve for x
    x = 2,549,122,824,965.95/1,662,117.03
  6. Step 6: Final answer
    x = 1,533,660.25

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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.