Home / 3,106,776.58-4,287,232.10-1,730,178.32

Finding the Fourth Proportional to 3,106,776.58, 4,287,232.10 and 1,730,178.32

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Solution

The fourth proportional to 3,106,776.58, 4,287,232.10 and 1,730,178.32 is: 2,387,579.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,106,776.58 : 4,287,232.10 = 1,730,178.32 : x
  2. Step 2: Convert to fraction form
    3,106,776.58/4,287,232.10 = 1,730,178.32/x
  3. Step 3: Cross multiply
    3,106,776.58x = 4,287,232.10 × 1,730,178.32
  4. Step 4: Simplify right side
    3,106,776.58x = 7,417,676,015,117.36
  5. Step 5: Solve for x
    x = 7,417,676,015,117.36/3,106,776.58
  6. Step 6: Final answer
    x = 2,387,579.48

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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.