Home / 1,553,669.80-2,331,087.90-607,719.40

Finding the Fourth Proportional to 1,553,669.80, 2,331,087.90 and 607,719.40

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Solution

The fourth proportional to 1,553,669.80, 2,331,087.90 and 607,719.40 is: 911,807.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553,669.80 : 2,331,087.90 = 607,719.40 : x
  2. Step 2: Convert to fraction form
    1,553,669.80/2,331,087.90 = 607,719.40/x
  3. Step 3: Cross multiply
    1,553,669.80x = 2,331,087.90 × 607,719.40
  4. Step 4: Simplify right side
    1,553,669.80x = 1,416,647,339,935.26
  5. Step 5: Solve for x
    x = 1,416,647,339,935.26/1,553,669.80
  6. Step 6: Final answer
    x = 911,807.22

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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.