Home / 1,091,955.78-1,506,900.41-608,510.31

Finding the Fourth Proportional to 1,091,955.78, 1,506,900.41 and 608,510.31

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Solution

The fourth proportional to 1,091,955.78, 1,506,900.41 and 608,510.31 is: 839,745.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,955.78 : 1,506,900.41 = 608,510.31 : x
  2. Step 2: Convert to fraction form
    1,091,955.78/1,506,900.41 = 608,510.31/x
  3. Step 3: Cross multiply
    1,091,955.78x = 1,506,900.41 × 608,510.31
  4. Step 4: Simplify right side
    1,091,955.78x = 916,964,435,628.23
  5. Step 5: Solve for x
    x = 916,964,435,628.23/1,091,955.78
  6. Step 6: Final answer
    x = 839,745.03

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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.