Home / 2,977,880.12-4,109,307.32-1,671,010.28

Finding the Fourth Proportional to 2,977,880.12, 4,109,307.32 and 1,671,010.28

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Solution

The fourth proportional to 2,977,880.12, 4,109,307.32 and 1,671,010.28 is: 2,305,900.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,977,880.12 : 4,109,307.32 = 1,671,010.28 : x
  2. Step 2: Convert to fraction form
    2,977,880.12/4,109,307.32 = 1,671,010.28/x
  3. Step 3: Cross multiply
    2,977,880.12x = 4,109,307.32 × 1,671,010.28
  4. Step 4: Simplify right side
    2,977,880.12x = 6,866,694,767,044.20
  5. Step 5: Solve for x
    x = 6,866,694,767,044.20/2,977,880.12
  6. Step 6: Final answer
    x = 2,305,900.34

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1.5x scale

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.