Home / 1,860,588.39-2,791,280.10-646,202.58

Finding the Fourth Proportional to 1,860,588.39, 2,791,280.10 and 646,202.58

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Solution

The fourth proportional to 1,860,588.39, 2,791,280.10 and 646,202.58 is: 969,441.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,860,588.39 : 2,791,280.10 = 646,202.58 : x
  2. Step 2: Convert to fraction form
    1,860,588.39/2,791,280.10 = 646,202.58/x
  3. Step 3: Cross multiply
    1,860,588.39x = 2,791,280.10 × 646,202.58
  4. Step 4: Simplify right side
    1,860,588.39x = 1,803,732,402,122.66
  5. Step 5: Solve for x
    x = 1,803,732,402,122.66/1,860,588.39
  6. Step 6: Final answer
    x = 969,441.93

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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.