Home / 994,823.40-1,489,059.90-784,871.40

Finding the Fourth Proportional to 994,823.40, 1,489,059.90 and 784,871.40

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Solution

The fourth proportional to 994,823.40, 1,489,059.90 and 784,871.40 is: 1,174,802.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,823.40 : 1,489,059.90 = 784,871.40 : x
  2. Step 2: Convert to fraction form
    994,823.40/1,489,059.90 = 784,871.40/x
  3. Step 3: Cross multiply
    994,823.40x = 1,489,059.90 × 784,871.40
  4. Step 4: Simplify right side
    994,823.40x = 1,168,720,528,396.86
  5. Step 5: Solve for x
    x = 1,168,720,528,396.86/994,823.40
  6. Step 6: Final answer
    x = 1,174,802.01

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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.