Home / 1,398,307.60-2,097,979.80-1,346,467.60

Finding the Fourth Proportional to 1,398,307.60, 2,097,979.80 and 1,346,467.60

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Solution

The fourth proportional to 1,398,307.60, 2,097,979.80 and 1,346,467.60 is: 2,020,200.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,398,307.60 : 2,097,979.80 = 1,346,467.60 : x
  2. Step 2: Convert to fraction form
    1,398,307.60/2,097,979.80 = 1,346,467.60/x
  3. Step 3: Cross multiply
    1,398,307.60x = 2,097,979.80 × 1,346,467.60
  4. Step 4: Simplify right side
    1,398,307.60x = 2,824,861,826,154.48
  5. Step 5: Solve for x
    x = 2,824,861,826,154.48/1,398,307.60
  6. Step 6: Final answer
    x = 2,020,200.58

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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.