Home / 1,293,226.48-1,784,582.22-712,336.40

Finding the Fourth Proportional to 1,293,226.48, 1,784,582.22 and 712,336.40

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Solution

The fourth proportional to 1,293,226.48, 1,784,582.22 and 712,336.40 is: 982,985.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,226.48 : 1,784,582.22 = 712,336.40 : x
  2. Step 2: Convert to fraction form
    1,293,226.48/1,784,582.22 = 712,336.40/x
  3. Step 3: Cross multiply
    1,293,226.48x = 1,784,582.22 × 712,336.40
  4. Step 4: Simplify right side
    1,293,226.48x = 1,271,222,874,098.81
  5. Step 5: Solve for x
    x = 1,271,222,874,098.81/1,293,226.48
  6. Step 6: Final answer
    x = 982,985.50

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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.