Home / 1,893,504.32-2,841,667.16-1,389,368.01

Finding the Fourth Proportional to 1,893,504.32, 2,841,667.16 and 1,389,368.01

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Solution

The fourth proportional to 1,893,504.32, 2,841,667.16 and 1,389,368.01 is: 2,085,087.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,893,504.32 : 2,841,667.16 = 1,389,368.01 : x
  2. Step 2: Convert to fraction form
    1,893,504.32/2,841,667.16 = 1,389,368.01/x
  3. Step 3: Cross multiply
    1,893,504.32x = 2,841,667.16 × 1,389,368.01
  4. Step 4: Simplify right side
    1,893,504.32x = 3,948,121,440,224.71
  5. Step 5: Solve for x
    x = 3,948,121,440,224.71/1,893,504.32
  6. Step 6: Final answer
    x = 2,085,087.11

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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.