Home / 1,637,106.40-2,455,659.60-515,175.40

Finding the Fourth Proportional to 1,637,106.40, 2,455,659.60 and 515,175.40

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Solution

The fourth proportional to 1,637,106.40, 2,455,659.60 and 515,175.40 is: 772,763.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637,106.40 : 2,455,659.60 = 515,175.40 : x
  2. Step 2: Convert to fraction form
    1,637,106.40/2,455,659.60 = 515,175.40/x
  3. Step 3: Cross multiply
    1,637,106.40x = 2,455,659.60 × 515,175.40
  4. Step 4: Simplify right side
    1,637,106.40x = 1,265,095,416,693.84
  5. Step 5: Solve for x
    x = 1,265,095,416,693.84/1,637,106.40
  6. Step 6: Final answer
    x = 772,763.10

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Double scale
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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.