Home / 1,129,756.65-1,559,057.88-613,505.58

Finding the Fourth Proportional to 1,129,756.65, 1,559,057.88 and 613,505.58

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Solution

The fourth proportional to 1,129,756.65, 1,559,057.88 and 613,505.58 is: 846,634.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,756.65 : 1,559,057.88 = 613,505.58 : x
  2. Step 2: Convert to fraction form
    1,129,756.65/1,559,057.88 = 613,505.58/x
  3. Step 3: Cross multiply
    1,129,756.65x = 1,559,057.88 × 613,505.58
  4. Step 4: Simplify right side
    1,129,756.65x = 956,490,701,926.18
  5. Step 5: Solve for x
    x = 956,490,701,926.18/1,129,756.65
  6. Step 6: Final answer
    x = 846,634.28

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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.