Home / 992,429.10-1,369,860.53-788,841.27

Finding the Fourth Proportional to 992,429.10, 1,369,860.53 and 788,841.27

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Solution

The fourth proportional to 992,429.10, 1,369,860.53 and 788,841.27 is: 1,088,846.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,429.10 : 1,369,860.53 = 788,841.27 : x
  2. Step 2: Convert to fraction form
    992,429.10/1,369,860.53 = 788,841.27/x
  3. Step 3: Cross multiply
    992,429.10x = 1,369,860.53 × 788,841.27
  4. Step 4: Simplify right side
    992,429.10x = 1,080,602,520,208.07
  5. Step 5: Solve for x
    x = 1,080,602,520,208.07/992,429.10
  6. Step 6: Final answer
    x = 1,088,846.06

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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.