Home / 1,754,266.50-2,420,946.45-1,075,071.78

Finding the Fourth Proportional to 1,754,266.50, 2,420,946.45 and 1,075,071.78

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Solution

The fourth proportional to 1,754,266.50, 2,420,946.45 and 1,075,071.78 is: 1,483,635.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,754,266.50 : 2,420,946.45 = 1,075,071.78 : x
  2. Step 2: Convert to fraction form
    1,754,266.50/2,420,946.45 = 1,075,071.78/x
  3. Step 3: Cross multiply
    1,754,266.50x = 2,420,946.45 × 1,075,071.78
  4. Step 4: Simplify right side
    1,754,266.50x = 2,602,691,209,286.18
  5. Step 5: Solve for x
    x = 2,602,691,209,286.18/1,754,266.50
  6. Step 6: Final answer
    x = 1,483,635.02

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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.