Home / 1,867,109.40-2,801,009.70-604,978.20

Finding the Fourth Proportional to 1,867,109.40, 2,801,009.70 and 604,978.20

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Solution

The fourth proportional to 1,867,109.40, 2,801,009.70 and 604,978.20 is: 907,579.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,867,109.40 : 2,801,009.70 = 604,978.20 : x
  2. Step 2: Convert to fraction form
    1,867,109.40/2,801,009.70 = 604,978.20/x
  3. Step 3: Cross multiply
    1,867,109.40x = 2,801,009.70 × 604,978.20
  4. Step 4: Simplify right side
    1,867,109.40x = 1,694,549,806,488.54
  5. Step 5: Solve for x
    x = 1,694,549,806,488.54/1,867,109.40
  6. Step 6: Final answer
    x = 907,579.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.