Home / 1,944,009.60-2,915,139.60-745,533.60

Finding the Fourth Proportional to 1,944,009.60, 2,915,139.60 and 745,533.60

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Solution

The fourth proportional to 1,944,009.60, 2,915,139.60 and 745,533.60 is: 1,117,964.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,944,009.60 : 2,915,139.60 = 745,533.60 : x
  2. Step 2: Convert to fraction form
    1,944,009.60/2,915,139.60 = 745,533.60/x
  3. Step 3: Cross multiply
    1,944,009.60x = 2,915,139.60 × 745,533.60
  4. Step 4: Simplify right side
    1,944,009.60x = 2,173,334,520,490.56
  5. Step 5: Solve for x
    x = 2,173,334,520,490.56/1,944,009.60
  6. Step 6: Final answer
    x = 1,117,964.91

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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.