Home / 1,525,388.57-2,105,068.38-837,054.41

Finding the Fourth Proportional to 1,525,388.57, 2,105,068.38 and 837,054.41

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Solution

The fourth proportional to 1,525,388.57, 2,105,068.38 and 837,054.41 is: 1,155,152.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,388.57 : 2,105,068.38 = 837,054.41 : x
  2. Step 2: Convert to fraction form
    1,525,388.57/2,105,068.38 = 837,054.41/x
  3. Step 3: Cross multiply
    1,525,388.57x = 2,105,068.38 × 837,054.41
  4. Step 4: Simplify right side
    1,525,388.57x = 1,762,056,760,305.21
  5. Step 5: Solve for x
    x = 1,762,056,760,305.21/1,525,388.57
  6. Step 6: Final answer
    x = 1,155,152.73

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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.