Home / 1,510,406.90-2,265,070.65-499,342.22

Finding the Fourth Proportional to 1,510,406.90, 2,265,070.65 and 499,342.22

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Solution

The fourth proportional to 1,510,406.90, 2,265,070.65 and 499,342.22 is: 748,834.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,406.90 : 2,265,070.65 = 499,342.22 : x
  2. Step 2: Convert to fraction form
    1,510,406.90/2,265,070.65 = 499,342.22/x
  3. Step 3: Cross multiply
    1,510,406.90x = 2,265,070.65 × 499,342.22
  4. Step 4: Simplify right side
    1,510,406.90x = 1,131,045,406,827.84
  5. Step 5: Solve for x
    x = 1,131,045,406,827.84/1,510,406.90
  6. Step 6: Final answer
    x = 748,834.90

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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.