Home / 1,029,809.70-1,544,714.55-874,289.70

Finding the Fourth Proportional to 1,029,809.70, 1,544,714.55 and 874,289.70

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Solution

The fourth proportional to 1,029,809.70, 1,544,714.55 and 874,289.70 is: 1,311,434.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,809.70 : 1,544,714.55 = 874,289.70 : x
  2. Step 2: Convert to fraction form
    1,029,809.70/1,544,714.55 = 874,289.70/x
  3. Step 3: Cross multiply
    1,029,809.70x = 1,544,714.55 × 874,289.70
  4. Step 4: Simplify right side
    1,029,809.70x = 1,350,528,020,505.14
  5. Step 5: Solve for x
    x = 1,350,528,020,505.14/1,029,809.70
  6. Step 6: Final answer
    x = 1,311,434.55

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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.