Home / 1,587,259.84-2,190,043.35-933,914.38

Finding the Fourth Proportional to 1,587,259.84, 2,190,043.35 and 933,914.38

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Solution

The fourth proportional to 1,587,259.84, 2,190,043.35 and 933,914.38 is: 1,288,581.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,587,259.84 : 2,190,043.35 = 933,914.38 : x
  2. Step 2: Convert to fraction form
    1,587,259.84/2,190,043.35 = 933,914.38/x
  3. Step 3: Cross multiply
    1,587,259.84x = 2,190,043.35 × 933,914.38
  4. Step 4: Simplify right side
    1,587,259.84x = 2,045,312,979,552.46
  5. Step 5: Solve for x
    x = 2,045,312,979,552.46/1,587,259.84
  6. Step 6: Final answer
    x = 1,288,581.06

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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.