Home / 1,525,987.28-2,289,329.22-661,567.16

Finding the Fourth Proportional to 1,525,987.28, 2,289,329.22 and 661,567.16

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Solution

The fourth proportional to 1,525,987.28, 2,289,329.22 and 661,567.16 is: 992,501.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,987.28 : 2,289,329.22 = 661,567.16 : x
  2. Step 2: Convert to fraction form
    1,525,987.28/2,289,329.22 = 661,567.16/x
  3. Step 3: Cross multiply
    1,525,987.28x = 2,289,329.22 × 661,567.16
  4. Step 4: Simplify right side
    1,525,987.28x = 1,514,545,030,380.42
  5. Step 5: Solve for x
    x = 1,514,545,030,380.42/1,525,987.28
  6. Step 6: Final answer
    x = 992,501.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.