Home / 1,369,714.80-2,054,572.20-623,218.80

Finding the Fourth Proportional to 1,369,714.80, 2,054,572.20 and 623,218.80

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Solution

The fourth proportional to 1,369,714.80, 2,054,572.20 and 623,218.80 is: 934,828.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,714.80 : 2,054,572.20 = 623,218.80 : x
  2. Step 2: Convert to fraction form
    1,369,714.80/2,054,572.20 = 623,218.80/x
  3. Step 3: Cross multiply
    1,369,714.80x = 2,054,572.20 × 623,218.80
  4. Step 4: Simplify right side
    1,369,714.80x = 1,280,448,020,997.36
  5. Step 5: Solve for x
    x = 1,280,448,020,997.36/1,369,714.80
  6. Step 6: Final answer
    x = 934,828.20

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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.