Home / 1,715,596.84-2,367,477.90-990,420.04

Finding the Fourth Proportional to 1,715,596.84, 2,367,477.90 and 990,420.04

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Solution

The fourth proportional to 1,715,596.84, 2,367,477.90 and 990,420.04 is: 1,366,753.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715,596.84 : 2,367,477.90 = 990,420.04 : x
  2. Step 2: Convert to fraction form
    1,715,596.84/2,367,477.90 = 990,420.04/x
  3. Step 3: Cross multiply
    1,715,596.84x = 2,367,477.90 × 990,420.04
  4. Step 4: Simplify right side
    1,715,596.84x = 2,344,797,556,417.12
  5. Step 5: Solve for x
    x = 2,344,797,556,417.12/1,715,596.84
  6. Step 6: Final answer
    x = 1,366,753.25

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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.