Home / 1,425,466.45-1,967,166.02-780,844.10

Finding the Fourth Proportional to 1,425,466.45, 1,967,166.02 and 780,844.10

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Solution

The fourth proportional to 1,425,466.45, 1,967,166.02 and 780,844.10 is: 1,077,577.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,466.45 : 1,967,166.02 = 780,844.10 : x
  2. Step 2: Convert to fraction form
    1,425,466.45/1,967,166.02 = 780,844.10/x
  3. Step 3: Cross multiply
    1,425,466.45x = 1,967,166.02 × 780,844.10
  4. Step 4: Simplify right side
    1,425,466.45x = 1,536,049,966,697.43
  5. Step 5: Solve for x
    x = 1,536,049,966,697.43/1,425,466.45
  6. Step 6: Final answer
    x = 1,077,577.08

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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.