Home / 1,559,940.25-2,339,614.45-760,417.69

Finding the Fourth Proportional to 1,559,940.25, 2,339,614.45 and 760,417.69

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Solution

The fourth proportional to 1,559,940.25, 2,339,614.45 and 760,417.69 is: 1,140,482.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,940.25 : 2,339,614.45 = 760,417.69 : x
  2. Step 2: Convert to fraction form
    1,559,940.25/2,339,614.45 = 760,417.69/x
  3. Step 3: Cross multiply
    1,559,940.25x = 2,339,614.45 × 760,417.69
  4. Step 4: Simplify right side
    1,559,940.25x = 1,779,084,215,559.62
  5. Step 5: Solve for x
    x = 1,779,084,215,559.62/1,559,940.25
  6. Step 6: Final answer
    x = 1,140,482.28

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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.