Home / 1,129,284.45-1,557,727.74-670,096.40

Finding the Fourth Proportional to 1,129,284.45, 1,557,727.74 and 670,096.40

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Solution

The fourth proportional to 1,129,284.45, 1,557,727.74 and 670,096.40 is: 924,326.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,284.45 : 1,557,727.74 = 670,096.40 : x
  2. Step 2: Convert to fraction form
    1,129,284.45/1,557,727.74 = 670,096.40/x
  3. Step 3: Cross multiply
    1,129,284.45x = 1,557,727.74 × 670,096.40
  4. Step 4: Simplify right side
    1,129,284.45x = 1,043,827,742,965.50
  5. Step 5: Solve for x
    x = 1,043,827,742,965.50/1,129,284.45
  6. Step 6: Final answer
    x = 924,326.68

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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.