Home / 1,905,895.72-2,630,178.48-1,046,459.38

Finding the Fourth Proportional to 1,905,895.72, 2,630,178.48 and 1,046,459.38

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Solution

The fourth proportional to 1,905,895.72, 2,630,178.48 and 1,046,459.38 is: 1,444,137.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,905,895.72 : 2,630,178.48 = 1,046,459.38 : x
  2. Step 2: Convert to fraction form
    1,905,895.72/2,630,178.48 = 1,046,459.38/x
  3. Step 3: Cross multiply
    1,905,895.72x = 2,630,178.48 × 1,046,459.38
  4. Step 4: Simplify right side
    1,905,895.72x = 2,752,374,941,470.14
  5. Step 5: Solve for x
    x = 2,752,374,941,470.14/1,905,895.72
  6. Step 6: Final answer
    x = 1,444,137.22

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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.