Home / 1,806,779.48-2,493,338.60-990,966.50

Finding the Fourth Proportional to 1,806,779.48, 2,493,338.60 and 990,966.50

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Solution

The fourth proportional to 1,806,779.48, 2,493,338.60 and 990,966.50 is: 1,367,524.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,806,779.48 : 2,493,338.60 = 990,966.50 : x
  2. Step 2: Convert to fraction form
    1,806,779.48/2,493,338.60 = 990,966.50/x
  3. Step 3: Cross multiply
    1,806,779.48x = 2,493,338.60 × 990,966.50
  4. Step 4: Simplify right side
    1,806,779.48x = 2,470,815,025,756.90
  5. Step 5: Solve for x
    x = 2,470,815,025,756.90/1,806,779.48
  6. Step 6: Final answer
    x = 1,367,524.40

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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.