Home / 1,266,761.40-1,900,466.10-893,513.40

Finding the Fourth Proportional to 1,266,761.40, 1,900,466.10 and 893,513.40

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Solution

The fourth proportional to 1,266,761.40, 1,900,466.10 and 893,513.40 is: 1,340,498.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,761.40 : 1,900,466.10 = 893,513.40 : x
  2. Step 2: Convert to fraction form
    1,266,761.40/1,900,466.10 = 893,513.40/x
  3. Step 3: Cross multiply
    1,266,761.40x = 1,900,466.10 × 893,513.40
  4. Step 4: Simplify right side
    1,266,761.40x = 1,698,091,926,595.74
  5. Step 5: Solve for x
    x = 1,698,091,926,595.74/1,266,761.40
  6. Step 6: Final answer
    x = 1,340,498.63

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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.