Home / 1,134,205.72-1,701,541.86-779,386.84

Finding the Fourth Proportional to 1,134,205.72, 1,701,541.86 and 779,386.84

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Solution

The fourth proportional to 1,134,205.72, 1,701,541.86 and 779,386.84 is: 1,169,240.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,205.72 : 1,701,541.86 = 779,386.84 : x
  2. Step 2: Convert to fraction form
    1,134,205.72/1,701,541.86 = 779,386.84/x
  3. Step 3: Cross multiply
    1,134,205.72x = 1,701,541.86 × 779,386.84
  4. Step 4: Simplify right side
    1,134,205.72x = 1,326,159,333,393.12
  5. Step 5: Solve for x
    x = 1,326,159,333,393.12/1,134,205.72
  6. Step 6: Final answer
    x = 1,169,240.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.