Home / 1,144,588.64-1,579,538.48-715,117.88

Finding the Fourth Proportional to 1,144,588.64, 1,579,538.48 and 715,117.88

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Solution

The fourth proportional to 1,144,588.64, 1,579,538.48 and 715,117.88 is: 986,866.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,588.64 : 1,579,538.48 = 715,117.88 : x
  2. Step 2: Convert to fraction form
    1,144,588.64/1,579,538.48 = 715,117.88/x
  3. Step 3: Cross multiply
    1,144,588.64x = 1,579,538.48 × 715,117.88
  4. Step 4: Simplify right side
    1,144,588.64x = 1,129,556,209,569.28
  5. Step 5: Solve for x
    x = 1,129,556,209,569.28/1,144,588.64
  6. Step 6: Final answer
    x = 986,866.52

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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.