Home / 4,725,999.60-7,088,999.40-4,390,076.40

Finding the Fourth Proportional to 4,725,999.60, 7,088,999.40 and 4,390,076.40

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Solution

The fourth proportional to 4,725,999.60, 7,088,999.40 and 4,390,076.40 is: 6,585,114.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,725,999.60 : 7,088,999.40 = 4,390,076.40 : x
  2. Step 2: Convert to fraction form
    4,725,999.60/7,088,999.40 = 4,390,076.40/x
  3. Step 3: Cross multiply
    4,725,999.60x = 7,088,999.40 × 4,390,076.40
  4. Step 4: Simplify right side
    4,725,999.60x = 31,121,248,965,554.16
  5. Step 5: Solve for x
    x = 31,121,248,965,554.16/4,725,999.60
  6. Step 6: Final answer
    x = 6,585,114.60

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Similar ratio
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1.5x scale

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.