Home / 1,075,265.20-1,612,897.80-697,351.60

Finding the Fourth Proportional to 1,075,265.20, 1,612,897.80 and 697,351.60

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Solution

The fourth proportional to 1,075,265.20, 1,612,897.80 and 697,351.60 is: 1,046,027.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,265.20 : 1,612,897.80 = 697,351.60 : x
  2. Step 2: Convert to fraction form
    1,075,265.20/1,612,897.80 = 697,351.60/x
  3. Step 3: Cross multiply
    1,075,265.20x = 1,612,897.80 × 697,351.60
  4. Step 4: Simplify right side
    1,075,265.20x = 1,124,756,861,466.48
  5. Step 5: Solve for x
    x = 1,124,756,861,466.48/1,075,265.20
  6. Step 6: Final answer
    x = 1,046,027.40

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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.