Home / 1,071,464.98-1,607,648.36-666,995.74

Finding the Fourth Proportional to 1,071,464.98, 1,607,648.36 and 666,995.74

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Solution

The fourth proportional to 1,071,464.98, 1,607,648.36 and 666,995.74 is: 1,000,774.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,464.98 : 1,607,648.36 = 666,995.74 : x
  2. Step 2: Convert to fraction form
    1,071,464.98/1,607,648.36 = 666,995.74/x
  3. Step 3: Cross multiply
    1,071,464.98x = 1,607,648.36 × 666,995.74
  4. Step 4: Simplify right side
    1,071,464.98x = 1,072,294,596,164.77
  5. Step 5: Solve for x
    x = 1,072,294,596,164.77/1,071,464.98
  6. Step 6: Final answer
    x = 1,000,774.28

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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.