Home / 1,306,784.16-1,803,355.20-733,874.40

Finding the Fourth Proportional to 1,306,784.16, 1,803,355.20 and 733,874.40

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Solution

The fourth proportional to 1,306,784.16, 1,803,355.20 and 733,874.40 is: 1,012,742.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,784.16 : 1,803,355.20 = 733,874.40 : x
  2. Step 2: Convert to fraction form
    1,306,784.16/1,803,355.20 = 733,874.40/x
  3. Step 3: Cross multiply
    1,306,784.16x = 1,803,355.20 × 733,874.40
  4. Step 4: Simplify right side
    1,306,784.16x = 1,323,436,215,386.88
  5. Step 5: Solve for x
    x = 1,323,436,215,386.88/1,306,784.16
  6. Step 6: Final answer
    x = 1,012,742.77

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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.