Home / 1,871,955.12-2,808,282.48-750,111.60

Finding the Fourth Proportional to 1,871,955.12, 2,808,282.48 and 750,111.60

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Solution

The fourth proportional to 1,871,955.12, 2,808,282.48 and 750,111.60 is: 1,125,307.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,955.12 : 2,808,282.48 = 750,111.60 : x
  2. Step 2: Convert to fraction form
    1,871,955.12/2,808,282.48 = 750,111.60/x
  3. Step 3: Cross multiply
    1,871,955.12x = 2,808,282.48 × 750,111.60
  4. Step 4: Simplify right side
    1,871,955.12x = 2,106,525,264,324.77
  5. Step 5: Solve for x
    x = 2,106,525,264,324.77/1,871,955.12
  6. Step 6: Final answer
    x = 1,125,307.57

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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.