Home / 1,630,402.84-2,445,914.90-657,844.28

Finding the Fourth Proportional to 1,630,402.84, 2,445,914.90 and 657,844.28

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Solution

The fourth proportional to 1,630,402.84, 2,445,914.90 and 657,844.28 is: 986,891.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,402.84 : 2,445,914.90 = 657,844.28 : x
  2. Step 2: Convert to fraction form
    1,630,402.84/2,445,914.90 = 657,844.28/x
  3. Step 3: Cross multiply
    1,630,402.84x = 2,445,914.90 × 657,844.28
  4. Step 4: Simplify right side
    1,630,402.84x = 1,609,031,126,331.77
  5. Step 5: Solve for x
    x = 1,609,031,126,331.77/1,630,402.84
  6. Step 6: Final answer
    x = 986,891.76

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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.