Home / 1,525,242.43-2,104,833.76-836,918.74

Finding the Fourth Proportional to 1,525,242.43, 2,104,833.76 and 836,918.74

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Solution

The fourth proportional to 1,525,242.43, 2,104,833.76 and 836,918.74 is: 1,154,947.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,242.43 : 2,104,833.76 = 836,918.74 : x
  2. Step 2: Convert to fraction form
    1,525,242.43/2,104,833.76 = 836,918.74/x
  3. Step 3: Cross multiply
    1,525,242.43x = 2,104,833.76 × 836,918.74
  4. Step 4: Simplify right side
    1,525,242.43x = 1,761,574,818,328.66
  5. Step 5: Solve for x
    x = 1,761,574,818,328.66/1,525,242.43
  6. Step 6: Final answer
    x = 1,154,947.43

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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.