Home / 2,851,304.75-4,276,962.63-692,320.76

Finding the Fourth Proportional to 2,851,304.75, 4,276,962.63 and 692,320.76

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Solution

The fourth proportional to 2,851,304.75, 4,276,962.63 and 692,320.76 is: 1,038,482.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,851,304.75 : 4,276,962.63 = 692,320.76 : x
  2. Step 2: Convert to fraction form
    2,851,304.75/4,276,962.63 = 692,320.76/x
  3. Step 3: Cross multiply
    2,851,304.75x = 4,276,962.63 × 692,320.76
  4. Step 4: Simplify right side
    2,851,304.75x = 2,961,030,018,493.20
  5. Step 5: Solve for x
    x = 2,961,030,018,493.20/2,851,304.75
  6. Step 6: Final answer
    x = 1,038,482.48

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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.