Home / 1,807,042.32-2,710,548.87-459,208.80

Finding the Fourth Proportional to 1,807,042.32, 2,710,548.87 and 459,208.80

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Solution

The fourth proportional to 1,807,042.32, 2,710,548.87 and 459,208.80 is: 688,809.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,807,042.32 : 2,710,548.87 = 459,208.80 : x
  2. Step 2: Convert to fraction form
    1,807,042.32/2,710,548.87 = 459,208.80/x
  3. Step 3: Cross multiply
    1,807,042.32x = 2,710,548.87 × 459,208.80
  4. Step 4: Simplify right side
    1,807,042.32x = 1,244,707,893,934.06
  5. Step 5: Solve for x
    x = 1,244,707,893,934.06/1,807,042.32
  6. Step 6: Final answer
    x = 688,809.49

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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.