Home / 1,640,625.20-2,460,937.80-1,563,210.80

Finding the Fourth Proportional to 1,640,625.20, 2,460,937.80 and 1,563,210.80

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Solution

The fourth proportional to 1,640,625.20, 2,460,937.80 and 1,563,210.80 is: 2,344,816.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,625.20 : 2,460,937.80 = 1,563,210.80 : x
  2. Step 2: Convert to fraction form
    1,640,625.20/2,460,937.80 = 1,563,210.80/x
  3. Step 3: Cross multiply
    1,640,625.20x = 2,460,937.80 × 1,563,210.80
  4. Step 4: Simplify right side
    1,640,625.20x = 3,846,964,547,088.24
  5. Step 5: Solve for x
    x = 3,846,964,547,088.24/1,640,625.20
  6. Step 6: Final answer
    x = 2,344,816.20

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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.