Home / 1,589,689.00-2,192,642.80-977,037.40

Finding the Fourth Proportional to 1,589,689.00, 2,192,642.80 and 977,037.40

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Solution

The fourth proportional to 1,589,689.00, 2,192,642.80 and 977,037.40 is: 1,347,618.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589,689.00 : 2,192,642.80 = 977,037.40 : x
  2. Step 2: Convert to fraction form
    1,589,689.00/2,192,642.80 = 977,037.40/x
  3. Step 3: Cross multiply
    1,589,689.00x = 2,192,642.80 × 977,037.40
  4. Step 4: Simplify right side
    1,589,689.00x = 2,142,294,020,738.93
  5. Step 5: Solve for x
    x = 2,142,294,020,738.93/1,589,689.00
  6. Step 6: Final answer
    x = 1,347,618.32

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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.