Home / 1,680,812.48-2,520,200.28-670,088

Finding the Fourth Proportional to 1,680,812.48, 2,520,200.28 and 670,088

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Solution

The fourth proportional to 1,680,812.48, 2,520,200.28 and 670,088 is: 1,004,725.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,812.48 : 2,520,200.28 = 670,088 : x
  2. Step 2: Convert to fraction form
    1,680,812.48/2,520,200.28 = 670,088/x
  3. Step 3: Cross multiply
    1,680,812.48x = 2,520,200.28 × 670,088
  4. Step 4: Simplify right side
    1,680,812.48x = 1,688,755,965,224.64
  5. Step 5: Solve for x
    x = 1,688,755,965,224.64/1,680,812.48
  6. Step 6: Final answer
    x = 1,004,725.98

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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.