Home / 2,686,053.60-4,029,080.40-913,125.60

Finding the Fourth Proportional to 2,686,053.60, 4,029,080.40 and 913,125.60

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Solution

The fourth proportional to 2,686,053.60, 4,029,080.40 and 913,125.60 is: 1,369,688.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,686,053.60 : 4,029,080.40 = 913,125.60 : x
  2. Step 2: Convert to fraction form
    2,686,053.60/4,029,080.40 = 913,125.60/x
  3. Step 3: Cross multiply
    2,686,053.60x = 4,029,080.40 × 913,125.60
  4. Step 4: Simplify right side
    2,686,053.60x = 3,679,056,457,698.24
  5. Step 5: Solve for x
    x = 3,679,056,457,698.24/2,686,053.60
  6. Step 6: Final answer
    x = 1,369,688.40

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Similar ratio
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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.