Home / 1,784,280-2,462,277.24-1,020,307.44

Finding the Fourth Proportional to 1,784,280, 2,462,277.24 and 1,020,307.44

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Solution

The fourth proportional to 1,784,280, 2,462,277.24 and 1,020,307.44 is: 1,408,007.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,784,280 : 2,462,277.24 = 1,020,307.44 : x
  2. Step 2: Convert to fraction form
    1,784,280/2,462,277.24 = 1,020,307.44/x
  3. Step 3: Cross multiply
    1,784,280x = 2,462,277.24 × 1,020,307.44
  4. Step 4: Simplify right side
    1,784,280x = 2,512,279,787,314.67
  5. Step 5: Solve for x
    x = 2,512,279,787,314.67/1,784,280
  6. Step 6: Final answer
    x = 1,408,007.59

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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.