Home / 1,938,678.17-2,908,436.74-590,805.17

Finding the Fourth Proportional to 1,938,678.17, 2,908,436.74 and 590,805.17

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Solution

The fourth proportional to 1,938,678.17, 2,908,436.74 and 590,805.17 is: 886,335.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,938,678.17 : 2,908,436.74 = 590,805.17 : x
  2. Step 2: Convert to fraction form
    1,938,678.17/2,908,436.74 = 590,805.17/x
  3. Step 3: Cross multiply
    1,938,678.17x = 2,908,436.74 × 590,805.17
  4. Step 4: Simplify right side
    1,938,678.17x = 1,718,319,446,590.75
  5. Step 5: Solve for x
    x = 1,718,319,446,590.75/1,938,678.17
  6. Step 6: Final answer
    x = 886,335.58

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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.