Home / 1,266,948.46-1,900,702.95-698,036.59

Finding the Fourth Proportional to 1,266,948.46, 1,900,702.95 and 698,036.59

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Solution

The fourth proportional to 1,266,948.46, 1,900,702.95 and 698,036.59 is: 1,047,209.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,948.46 : 1,900,702.95 = 698,036.59 : x
  2. Step 2: Convert to fraction form
    1,266,948.46/1,900,702.95 = 698,036.59/x
  3. Step 3: Cross multiply
    1,266,948.46x = 1,900,702.95 × 698,036.59
  4. Step 4: Simplify right side
    1,266,948.46x = 1,326,760,205,820.94
  5. Step 5: Solve for x
    x = 1,326,760,205,820.94/1,266,948.46
  6. Step 6: Final answer
    x = 1,047,209.30

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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.