Home / 1,423,386.40-2,135,079.60-582,541.60

Finding the Fourth Proportional to 1,423,386.40, 2,135,079.60 and 582,541.60

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Solution

The fourth proportional to 1,423,386.40, 2,135,079.60 and 582,541.60 is: 873,812.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,423,386.40 : 2,135,079.60 = 582,541.60 : x
  2. Step 2: Convert to fraction form
    1,423,386.40/2,135,079.60 = 582,541.60/x
  3. Step 3: Cross multiply
    1,423,386.40x = 2,135,079.60 × 582,541.60
  4. Step 4: Simplify right side
    1,423,386.40x = 1,243,772,686,311.36
  5. Step 5: Solve for x
    x = 1,243,772,686,311.36/1,423,386.40
  6. Step 6: Final answer
    x = 873,812.40

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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.