Home / 1,155,668.98-1,594,814.52-646,371.36

Finding the Fourth Proportional to 1,155,668.98, 1,594,814.52 and 646,371.36

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Solution

The fourth proportional to 1,155,668.98, 1,594,814.52 and 646,371.36 is: 891,987.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,668.98 : 1,594,814.52 = 646,371.36 : x
  2. Step 2: Convert to fraction form
    1,155,668.98/1,594,814.52 = 646,371.36/x
  3. Step 3: Cross multiply
    1,155,668.98x = 1,594,814.52 × 646,371.36
  4. Step 4: Simplify right side
    1,155,668.98x = 1,030,842,430,240.15
  5. Step 5: Solve for x
    x = 1,030,842,430,240.15/1,155,668.98
  6. Step 6: Final answer
    x = 891,987.63

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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.