Home / 1,191,708.24-1,645,087.50-708,429.84

Finding the Fourth Proportional to 1,191,708.24, 1,645,087.50 and 708,429.84

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Solution

The fourth proportional to 1,191,708.24, 1,645,087.50 and 708,429.84 is: 977,948.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,708.24 : 1,645,087.50 = 708,429.84 : x
  2. Step 2: Convert to fraction form
    1,191,708.24/1,645,087.50 = 708,429.84/x
  3. Step 3: Cross multiply
    1,191,708.24x = 1,645,087.50 × 708,429.84
  4. Step 4: Simplify right side
    1,191,708.24x = 1,165,429,074,411
  5. Step 5: Solve for x
    x = 1,165,429,074,411/1,191,708.24
  6. Step 6: Final answer
    x = 977,948.32

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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.