Home / 1,354,465.66-1,869,152.72-742,608.33

Finding the Fourth Proportional to 1,354,465.66, 1,869,152.72 and 742,608.33

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Solution

The fourth proportional to 1,354,465.66, 1,869,152.72 and 742,608.33 is: 1,024,794.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354,465.66 : 1,869,152.72 = 742,608.33 : x
  2. Step 2: Convert to fraction form
    1,354,465.66/1,869,152.72 = 742,608.33/x
  3. Step 3: Cross multiply
    1,354,465.66x = 1,869,152.72 × 742,608.33
  4. Step 4: Simplify right side
    1,354,465.66x = 1,388,048,373,353.18
  5. Step 5: Solve for x
    x = 1,388,048,373,353.18/1,354,465.66
  6. Step 6: Final answer
    x = 1,024,794.07

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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.