Home / 975,176.66-1,342,936.98-803,836.28

Finding the Fourth Proportional to 975,176.66, 1,342,936.98 and 803,836.28

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Solution

The fourth proportional to 975,176.66, 1,342,936.98 and 803,836.28 is: 1,106,980.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,176.66 : 1,342,936.98 = 803,836.28 : x
  2. Step 2: Convert to fraction form
    975,176.66/1,342,936.98 = 803,836.28/x
  3. Step 3: Cross multiply
    975,176.66x = 1,342,936.98 × 803,836.28
  4. Step 4: Simplify right side
    975,176.66x = 1,079,501,466,277.63
  5. Step 5: Solve for x
    x = 1,079,501,466,277.63/975,176.66
  6. Step 6: Final answer
    x = 1,106,980.42

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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.