Home / 1,266,759.40-1,900,463.10-893,511.40

Finding the Fourth Proportional to 1,266,759.40, 1,900,463.10 and 893,511.40

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Solution

The fourth proportional to 1,266,759.40, 1,900,463.10 and 893,511.40 is: 1,340,495.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,759.40 : 1,900,463.10 = 893,511.40 : x
  2. Step 2: Convert to fraction form
    1,266,759.40/1,900,463.10 = 893,511.40/x
  3. Step 3: Cross multiply
    1,266,759.40x = 1,900,463.10 × 893,511.40
  4. Step 4: Simplify right side
    1,266,759.40x = 1,698,085,445,129.34
  5. Step 5: Solve for x
    x = 1,698,085,445,129.34/1,266,759.40
  6. Step 6: Final answer
    x = 1,340,495.63

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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.