Home / 1,515,637.50-2,091,579.93-836,574.18

Finding the Fourth Proportional to 1,515,637.50, 2,091,579.93 and 836,574.18

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Solution

The fourth proportional to 1,515,637.50, 2,091,579.93 and 836,574.18 is: 1,154,472.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515,637.50 : 2,091,579.93 = 836,574.18 : x
  2. Step 2: Convert to fraction form
    1,515,637.50/2,091,579.93 = 836,574.18/x
  3. Step 3: Cross multiply
    1,515,637.50x = 2,091,579.93 × 836,574.18
  4. Step 4: Simplify right side
    1,515,637.50x = 1,749,761,764,844.21
  5. Step 5: Solve for x
    x = 1,749,761,764,844.21/1,515,637.50
  6. Step 6: Final answer
    x = 1,154,472.47

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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.