Home / 884,634.20-1,323,014.70-742,916.60

Finding the Fourth Proportional to 884,634.20, 1,323,014.70 and 742,916.60

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Solution

The fourth proportional to 884,634.20, 1,323,014.70 and 742,916.60 is: 1,111,068.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,634.20 : 1,323,014.70 = 742,916.60 : x
  2. Step 2: Convert to fraction form
    884,634.20/1,323,014.70 = 742,916.60/x
  3. Step 3: Cross multiply
    884,634.20x = 1,323,014.70 × 742,916.60
  4. Step 4: Simplify right side
    884,634.20x = 982,889,582,674.02
  5. Step 5: Solve for x
    x = 982,889,582,674.02/884,634.20
  6. Step 6: Final answer
    x = 1,111,068.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.