Home / 1,312,302.52-1,810,977.50-708,690.52

Finding the Fourth Proportional to 1,312,302.52, 1,810,977.50 and 708,690.52

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Solution

The fourth proportional to 1,312,302.52, 1,810,977.50 and 708,690.52 is: 977,992.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,312,302.52 : 1,810,977.50 = 708,690.52 : x
  2. Step 2: Convert to fraction form
    1,312,302.52/1,810,977.50 = 708,690.52/x
  3. Step 3: Cross multiply
    1,312,302.52x = 1,810,977.50 × 708,690.52
  4. Step 4: Simplify right side
    1,312,302.52x = 1,283,422,576,045.62
  5. Step 5: Solve for x
    x = 1,283,422,576,045.62/1,312,302.52
  6. Step 6: Final answer
    x = 977,992.93

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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.