Home / 1,800,712.89-2,485,063.40-1,037,012.49

Finding the Fourth Proportional to 1,800,712.89, 2,485,063.40 and 1,037,012.49

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Solution

The fourth proportional to 1,800,712.89, 2,485,063.40 and 1,037,012.49 is: 1,431,123.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,800,712.89 : 2,485,063.40 = 1,037,012.49 : x
  2. Step 2: Convert to fraction form
    1,800,712.89/2,485,063.40 = 1,037,012.49/x
  3. Step 3: Cross multiply
    1,800,712.89x = 2,485,063.40 × 1,037,012.49
  4. Step 4: Simplify right side
    1,800,712.89x = 2,577,041,779,056.80
  5. Step 5: Solve for x
    x = 2,577,041,779,056.80/1,800,712.89
  6. Step 6: Final answer
    x = 1,431,123.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.