Home / 1,771,543.20-2,657,314.80-975,280.80

Finding the Fourth Proportional to 1,771,543.20, 2,657,314.80 and 975,280.80

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Solution

The fourth proportional to 1,771,543.20, 2,657,314.80 and 975,280.80 is: 1,462,921.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,543.20 : 2,657,314.80 = 975,280.80 : x
  2. Step 2: Convert to fraction form
    1,771,543.20/2,657,314.80 = 975,280.80/x
  3. Step 3: Cross multiply
    1,771,543.20x = 2,657,314.80 × 975,280.80
  4. Step 4: Simplify right side
    1,771,543.20x = 2,591,628,103,995.84
  5. Step 5: Solve for x
    x = 2,591,628,103,995.84/1,771,543.20
  6. Step 6: Final answer
    x = 1,462,921.20

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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.