Home / 1,236,124.60-1,854,878.10-526,031.80

Finding the Fourth Proportional to 1,236,124.60, 1,854,878.10 and 526,031.80

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Solution

The fourth proportional to 1,236,124.60, 1,854,878.10 and 526,031.80 is: 789,341.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,124.60 : 1,854,878.10 = 526,031.80 : x
  2. Step 2: Convert to fraction form
    1,236,124.60/1,854,878.10 = 526,031.80/x
  3. Step 3: Cross multiply
    1,236,124.60x = 1,854,878.10 × 526,031.80
  4. Step 4: Simplify right side
    1,236,124.60x = 975,724,865,723.58
  5. Step 5: Solve for x
    x = 975,724,865,723.58/1,236,124.60
  6. Step 6: Final answer
    x = 789,341.84

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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.