Home / 1,142,696.51-1,576,911.06-626,441.02

Finding the Fourth Proportional to 1,142,696.51, 1,576,911.06 and 626,441.02

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Solution

The fourth proportional to 1,142,696.51, 1,576,911.06 and 626,441.02 is: 864,483.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,696.51 : 1,576,911.06 = 626,441.02 : x
  2. Step 2: Convert to fraction form
    1,142,696.51/1,576,911.06 = 626,441.02/x
  3. Step 3: Cross multiply
    1,142,696.51x = 1,576,911.06 × 626,441.02
  4. Step 4: Simplify right side
    1,142,696.51x = 987,841,768,933.40
  5. Step 5: Solve for x
    x = 987,841,768,933.40/1,142,696.51
  6. Step 6: Final answer
    x = 864,483.06

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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.