Home / 1,869,567-2,804,066.16-521,587.68

Finding the Fourth Proportional to 1,869,567, 2,804,066.16 and 521,587.68

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Solution

The fourth proportional to 1,869,567, 2,804,066.16 and 521,587.68 is: 782,302.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,567 : 2,804,066.16 = 521,587.68 : x
  2. Step 2: Convert to fraction form
    1,869,567/2,804,066.16 = 521,587.68/x
  3. Step 3: Cross multiply
    1,869,567x = 2,804,066.16 × 521,587.68
  4. Step 4: Simplify right side
    1,869,567x = 1,462,566,362,960.91
  5. Step 5: Solve for x
    x = 1,462,566,362,960.91/1,869,567
  6. Step 6: Final answer
    x = 782,302.19

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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.