Home / 1,871,436.49-2,805,201-1,357,860.85

Finding the Fourth Proportional to 1,871,436.49, 2,805,201 and 1,357,860.85

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Solution

The fourth proportional to 1,871,436.49, 2,805,201 and 1,357,860.85 is: 2,035,373.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,436.49 : 2,805,201 = 1,357,860.85 : x
  2. Step 2: Convert to fraction form
    1,871,436.49/2,805,201 = 1,357,860.85/x
  3. Step 3: Cross multiply
    1,871,436.49x = 2,805,201 × 1,357,860.85
  4. Step 4: Simplify right side
    1,871,436.49x = 3,809,072,607,267.85
  5. Step 5: Solve for x
    x = 3,809,072,607,267.85/1,871,436.49
  6. Step 6: Final answer
    x = 2,035,373.70

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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.