Home / 975,964.95-1,461,815.30-405,616.82

Finding the Fourth Proportional to 975,964.95, 1,461,815.30 and 405,616.82

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Solution

The fourth proportional to 975,964.95, 1,461,815.30 and 405,616.82 is: 607,539.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,964.95 : 1,461,815.30 = 405,616.82 : x
  2. Step 2: Convert to fraction form
    975,964.95/1,461,815.30 = 405,616.82/x
  3. Step 3: Cross multiply
    975,964.95x = 1,461,815.30 × 405,616.82
  4. Step 4: Simplify right side
    975,964.95x = 592,936,867,118.31
  5. Step 5: Solve for x
    x = 592,936,867,118.31/975,964.95
  6. Step 6: Final answer
    x = 607,539.10

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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.