Home / 1,755,314.40-2,422,208.16-1,030,191.60

Finding the Fourth Proportional to 1,755,314.40, 2,422,208.16 and 1,030,191.60

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Solution

The fourth proportional to 1,755,314.40, 2,422,208.16 and 1,030,191.60 is: 1,421,590.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,314.40 : 2,422,208.16 = 1,030,191.60 : x
  2. Step 2: Convert to fraction form
    1,755,314.40/2,422,208.16 = 1,030,191.60/x
  3. Step 3: Cross multiply
    1,755,314.40x = 2,422,208.16 × 1,030,191.60
  4. Step 4: Simplify right side
    1,755,314.40x = 2,495,338,499,883.46
  5. Step 5: Solve for x
    x = 2,495,338,499,883.46/1,755,314.40
  6. Step 6: Final answer
    x = 1,421,590.63

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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.