Home / 1,329,988.31-1,835,395.53-757,065.32

Finding the Fourth Proportional to 1,329,988.31, 1,835,395.53 and 757,065.32

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Solution

The fourth proportional to 1,329,988.31, 1,835,395.53 and 757,065.32 is: 1,044,756.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,988.31 : 1,835,395.53 = 757,065.32 : x
  2. Step 2: Convert to fraction form
    1,329,988.31/1,835,395.53 = 757,065.32/x
  3. Step 3: Cross multiply
    1,329,988.31x = 1,835,395.53 × 757,065.32
  4. Step 4: Simplify right side
    1,329,988.31x = 1,389,514,308,834.51
  5. Step 5: Solve for x
    x = 1,389,514,308,834.51/1,329,988.31
  6. Step 6: Final answer
    x = 1,044,756.78

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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.