Home / 1,510,636.91-2,265,174.53-445,543.07

Finding the Fourth Proportional to 1,510,636.91, 2,265,174.53 and 445,543.07

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Solution

The fourth proportional to 1,510,636.91, 2,265,174.53 and 445,543.07 is: 668,084.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,636.91 : 2,265,174.53 = 445,543.07 : x
  2. Step 2: Convert to fraction form
    1,510,636.91/2,265,174.53 = 445,543.07/x
  3. Step 3: Cross multiply
    1,510,636.91x = 2,265,174.53 × 445,543.07
  4. Step 4: Simplify right side
    1,510,636.91x = 1,009,232,811,954.29
  5. Step 5: Solve for x
    x = 1,009,232,811,954.29/1,510,636.91
  6. Step 6: Final answer
    x = 668,084.31

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1.5x scale

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.