Home / 1,804,389.20-2,489,740.58-1,029,666.32

Finding the Fourth Proportional to 1,804,389.20, 2,489,740.58 and 1,029,666.32

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Solution

The fourth proportional to 1,804,389.20, 2,489,740.58 and 1,029,666.32 is: 1,420,758.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804,389.20 : 2,489,740.58 = 1,029,666.32 : x
  2. Step 2: Convert to fraction form
    1,804,389.20/2,489,740.58 = 1,029,666.32/x
  3. Step 3: Cross multiply
    1,804,389.20x = 2,489,740.58 × 1,029,666.32
  4. Step 4: Simplify right side
    1,804,389.20x = 2,563,602,020,763.27
  5. Step 5: Solve for x
    x = 2,563,602,020,763.27/1,804,389.20
  6. Step 6: Final answer
    x = 1,420,758.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.