Home / 1,928,036.40-2,874,817.35-1,875,068.88

Finding the Fourth Proportional to 1,928,036.40, 2,874,817.35 and 1,875,068.88

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Solution

The fourth proportional to 1,928,036.40, 2,874,817.35 and 1,875,068.88 is: 2,795,839.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928,036.40 : 2,874,817.35 = 1,875,068.88 : x
  2. Step 2: Convert to fraction form
    1,928,036.40/2,874,817.35 = 1,875,068.88/x
  3. Step 3: Cross multiply
    1,928,036.40x = 2,874,817.35 × 1,875,068.88
  4. Step 4: Simplify right side
    1,928,036.40x = 5,390,480,548,669.07
  5. Step 5: Solve for x
    x = 5,390,480,548,669.07/1,928,036.40
  6. Step 6: Final answer
    x = 2,795,839.62

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.