Home / 1,877,071.16-2,815,606.69-865,893.94

Finding the Fourth Proportional to 1,877,071.16, 2,815,606.69 and 865,893.94

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Solution

The fourth proportional to 1,877,071.16, 2,815,606.69 and 865,893.94 is: 1,298,840.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,877,071.16 : 2,815,606.69 = 865,893.94 : x
  2. Step 2: Convert to fraction form
    1,877,071.16/2,815,606.69 = 865,893.94/x
  3. Step 3: Cross multiply
    1,877,071.16x = 2,815,606.69 × 865,893.94
  4. Step 4: Simplify right side
    1,877,071.16x = 2,438,016,761,090.71
  5. Step 5: Solve for x
    x = 2,438,016,761,090.71/1,877,071.16
  6. Step 6: Final answer
    x = 1,298,840.89

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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.