Home / 1,507,289.40-2,261,590.20-759,335.40

Finding the Fourth Proportional to 1,507,289.40, 2,261,590.20 and 759,335.40

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Solution

The fourth proportional to 1,507,289.40, 2,261,590.20 and 759,335.40 is: 1,139,333.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,289.40 : 2,261,590.20 = 759,335.40 : x
  2. Step 2: Convert to fraction form
    1,507,289.40/2,261,590.20 = 759,335.40/x
  3. Step 3: Cross multiply
    1,507,289.40x = 2,261,590.20 × 759,335.40
  4. Step 4: Simplify right side
    1,507,289.40x = 1,717,305,499,153.08
  5. Step 5: Solve for x
    x = 1,717,305,499,153.08/1,507,289.40
  6. Step 6: Final answer
    x = 1,139,333.63

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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.