Home / 1,715,007.25-2,366,539.90-990,088.84

Finding the Fourth Proportional to 1,715,007.25, 2,366,539.90 and 990,088.84

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Solution

The fourth proportional to 1,715,007.25, 2,366,539.90 and 990,088.84 is: 1,366,224.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715,007.25 : 2,366,539.90 = 990,088.84 : x
  2. Step 2: Convert to fraction form
    1,715,007.25/2,366,539.90 = 990,088.84/x
  3. Step 3: Cross multiply
    1,715,007.25x = 2,366,539.90 × 990,088.84
  4. Step 4: Simplify right side
    1,715,007.25x = 2,343,084,744,404.72
  5. Step 5: Solve for x
    x = 2,343,084,744,404.72/1,715,007.25
  6. Step 6: Final answer
    x = 1,366,224.40

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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.