Home / 2,963,784.20-4,090,026.35-1,605,657.20

Finding the Fourth Proportional to 2,963,784.20, 4,090,026.35 and 1,605,657.20

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Solution

The fourth proportional to 2,963,784.20, 4,090,026.35 and 1,605,657.20 is: 2,215,809.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,963,784.20 : 4,090,026.35 = 1,605,657.20 : x
  2. Step 2: Convert to fraction form
    2,963,784.20/4,090,026.35 = 1,605,657.20/x
  3. Step 3: Cross multiply
    2,963,784.20x = 4,090,026.35 × 1,605,657.20
  4. Step 4: Simplify right side
    2,963,784.20x = 6,567,180,240,631.23
  5. Step 5: Solve for x
    x = 6,567,180,240,631.23/2,963,784.20
  6. Step 6: Final answer
    x = 2,215,809.18

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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.