Home / 1,525,370.64-2,105,142.24-837,175.50

Finding the Fourth Proportional to 1,525,370.64, 2,105,142.24 and 837,175.50

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Solution

The fourth proportional to 1,525,370.64, 2,105,142.24 and 837,175.50 is: 1,155,373.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,370.64 : 2,105,142.24 = 837,175.50 : x
  2. Step 2: Convert to fraction form
    1,525,370.64/2,105,142.24 = 837,175.50/x
  3. Step 3: Cross multiply
    1,525,370.64x = 2,105,142.24 × 837,175.50
  4. Step 4: Simplify right side
    1,525,370.64x = 1,762,373,507,343.12
  5. Step 5: Solve for x
    x = 1,762,373,507,343.12/1,525,370.64
  6. Step 6: Final answer
    x = 1,155,373.95

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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.