Home / 1,525,669.83-2,105,451.09-837,406.08

Finding the Fourth Proportional to 1,525,669.83, 2,105,451.09 and 837,406.08

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Solution

The fourth proportional to 1,525,669.83, 2,105,451.09 and 837,406.08 is: 1,155,635.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,669.83 : 2,105,451.09 = 837,406.08 : x
  2. Step 2: Convert to fraction form
    1,525,669.83/2,105,451.09 = 837,406.08/x
  3. Step 3: Cross multiply
    1,525,669.83x = 2,105,451.09 × 837,406.08
  4. Step 4: Simplify right side
    1,525,669.83x = 1,763,117,543,908.63
  5. Step 5: Solve for x
    x = 1,763,117,543,908.63/1,525,669.83
  6. Step 6: Final answer
    x = 1,155,635.06

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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.