Home / 1,903,133.18-2,855,019.74-943,636.16

Finding the Fourth Proportional to 1,903,133.18, 2,855,019.74 and 943,636.16

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Solution

The fourth proportional to 1,903,133.18, 2,855,019.74 and 943,636.16 is: 1,415,612.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,903,133.18 : 2,855,019.74 = 943,636.16 : x
  2. Step 2: Convert to fraction form
    1,903,133.18/2,855,019.74 = 943,636.16/x
  3. Step 3: Cross multiply
    1,903,133.18x = 2,855,019.74 × 943,636.16
  4. Step 4: Simplify right side
    1,903,133.18x = 2,694,099,845,184.52
  5. Step 5: Solve for x
    x = 2,694,099,845,184.52/1,903,133.18
  6. Step 6: Final answer
    x = 1,415,612.89

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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.