Home / 1,688,752.08-2,330,481.24-914,391

Finding the Fourth Proportional to 1,688,752.08, 2,330,481.24 and 914,391

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Solution

The fourth proportional to 1,688,752.08, 2,330,481.24 and 914,391 is: 1,261,861.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,688,752.08 : 2,330,481.24 = 914,391 : x
  2. Step 2: Convert to fraction form
    1,688,752.08/2,330,481.24 = 914,391/x
  3. Step 3: Cross multiply
    1,688,752.08x = 2,330,481.24 × 914,391
  4. Step 4: Simplify right side
    1,688,752.08x = 2,130,971,071,524.84
  5. Step 5: Solve for x
    x = 2,130,971,071,524.84/1,688,752.08
  6. Step 6: Final answer
    x = 1,261,861.40

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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.