Home / 1,335,200.64-2,003,116.16-436,638.84

Finding the Fourth Proportional to 1,335,200.64, 2,003,116.16 and 436,638.84

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Solution

The fourth proportional to 1,335,200.64, 2,003,116.16 and 436,638.84 is: 655,061.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,200.64 : 2,003,116.16 = 436,638.84 : x
  2. Step 2: Convert to fraction form
    1,335,200.64/2,003,116.16 = 436,638.84/x
  3. Step 3: Cross multiply
    1,335,200.64x = 2,003,116.16 × 436,638.84
  4. Step 4: Simplify right side
    1,335,200.64x = 874,638,316,487.65
  5. Step 5: Solve for x
    x = 874,638,316,487.65/1,335,200.64
  6. Step 6: Final answer
    x = 655,061.34

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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.