Home / 1,353,671.55-1,868,916.15-871,075.35

Finding the Fourth Proportional to 1,353,671.55, 1,868,916.15 and 871,075.35

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Solution

The fourth proportional to 1,353,671.55, 1,868,916.15 and 871,075.35 is: 1,202,630.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,671.55 : 1,868,916.15 = 871,075.35 : x
  2. Step 2: Convert to fraction form
    1,353,671.55/1,868,916.15 = 871,075.35/x
  3. Step 3: Cross multiply
    1,353,671.55x = 1,868,916.15 × 871,075.35
  4. Step 4: Simplify right side
    1,353,671.55x = 1,627,966,789,481.90
  5. Step 5: Solve for x
    x = 1,627,966,789,481.90/1,353,671.55
  6. Step 6: Final answer
    x = 1,202,630.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.