Home / 4,871,664.70-7,307,497.05-1,325,808.70

Finding the Fourth Proportional to 4,871,664.70, 7,307,497.05 and 1,325,808.70

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Solution

The fourth proportional to 4,871,664.70, 7,307,497.05 and 1,325,808.70 is: 1,988,713.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,871,664.70 : 7,307,497.05 = 1,325,808.70 : x
  2. Step 2: Convert to fraction form
    4,871,664.70/7,307,497.05 = 1,325,808.70/x
  3. Step 3: Cross multiply
    4,871,664.70x = 7,307,497.05 × 1,325,808.70
  4. Step 4: Simplify right side
    4,871,664.70x = 9,688,343,164,114.33
  5. Step 5: Solve for x
    x = 9,688,343,164,114.33/4,871,664.70
  6. Step 6: Final answer
    x = 1,988,713.05

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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.