Home / 1,525,296.86-2,104,965.91-921,568.22

Finding the Fourth Proportional to 1,525,296.86, 2,104,965.91 and 921,568.22

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Solution

The fourth proportional to 1,525,296.86, 2,104,965.91 and 921,568.22 is: 1,271,798.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,296.86 : 2,104,965.91 = 921,568.22 : x
  2. Step 2: Convert to fraction form
    1,525,296.86/2,104,965.91 = 921,568.22/x
  3. Step 3: Cross multiply
    1,525,296.86x = 2,104,965.91 × 921,568.22
  4. Step 4: Simplify right side
    1,525,296.86x = 1,939,869,686,839.38
  5. Step 5: Solve for x
    x = 1,939,869,686,839.38/1,525,296.86
  6. Step 6: Final answer
    x = 1,271,798.13

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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.