Home / 1,065,045.60-1,468,929.60-683,107.20

Finding the Fourth Proportional to 1,065,045.60, 1,468,929.60 and 683,107.20

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Solution

The fourth proportional to 1,065,045.60, 1,468,929.60 and 683,107.20 is: 942,153.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,045.60 : 1,468,929.60 = 683,107.20 : x
  2. Step 2: Convert to fraction form
    1,065,045.60/1,468,929.60 = 683,107.20/x
  3. Step 3: Cross multiply
    1,065,045.60x = 1,468,929.60 × 683,107.20
  4. Step 4: Simplify right side
    1,065,045.60x = 1,003,436,386,053.12
  5. Step 5: Solve for x
    x = 1,003,436,386,053.12/1,065,045.60
  6. Step 6: Final answer
    x = 942,153.45

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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.