Home / 2,220,285.96-3,064,068.90-1,360,680.21

Finding the Fourth Proportional to 2,220,285.96, 3,064,068.90 and 1,360,680.21

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Solution

The fourth proportional to 2,220,285.96, 3,064,068.90 and 1,360,680.21 is: 1,877,784.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220,285.96 : 3,064,068.90 = 1,360,680.21 : x
  2. Step 2: Convert to fraction form
    2,220,285.96/3,064,068.90 = 1,360,680.21/x
  3. Step 3: Cross multiply
    2,220,285.96x = 3,064,068.90 × 1,360,680.21
  4. Step 4: Simplify right side
    2,220,285.96x = 4,169,217,914,306.47
  5. Step 5: Solve for x
    x = 4,169,217,914,306.47/2,220,285.96
  6. Step 6: Final answer
    x = 1,877,784.21

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1.5x scale

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.