Home / 1,917,529.47-2,875,361.09-1,019,401.47

Finding the Fourth Proportional to 1,917,529.47, 2,875,361.09 and 1,019,401.47

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Solution

The fourth proportional to 1,917,529.47, 2,875,361.09 and 1,019,401.47 is: 1,528,606.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,529.47 : 2,875,361.09 = 1,019,401.47 : x
  2. Step 2: Convert to fraction form
    1,917,529.47/2,875,361.09 = 1,019,401.47/x
  3. Step 3: Cross multiply
    1,917,529.47x = 2,875,361.09 × 1,019,401.47
  4. Step 4: Simplify right side
    1,917,529.47x = 2,931,147,316,829.80
  5. Step 5: Solve for x
    x = 2,931,147,316,829.80/1,917,529.47
  6. Step 6: Final answer
    x = 1,528,606.14

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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.