Home / 1,312,266.50-1,810,927.86-708,654.50

Finding the Fourth Proportional to 1,312,266.50, 1,810,927.86 and 708,654.50

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Solution

The fourth proportional to 1,312,266.50, 1,810,927.86 and 708,654.50 is: 977,943.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,312,266.50 : 1,810,927.86 = 708,654.50 : x
  2. Step 2: Convert to fraction form
    1,312,266.50/1,810,927.86 = 708,654.50/x
  3. Step 3: Cross multiply
    1,312,266.50x = 1,810,927.86 × 708,654.50
  4. Step 4: Simplify right side
    1,312,266.50x = 1,283,322,177,164.37
  5. Step 5: Solve for x
    x = 1,283,322,177,164.37/1,312,266.50
  6. Step 6: Final answer
    x = 977,943.26

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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.