Home / 1,772,329.90-2,661,702.45-1,551,880.30

Finding the Fourth Proportional to 1,772,329.90, 2,661,702.45 and 1,551,880.30

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Solution

The fourth proportional to 1,772,329.90, 2,661,702.45 and 1,551,880.30 is: 2,330,629.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,329.90 : 2,661,702.45 = 1,551,880.30 : x
  2. Step 2: Convert to fraction form
    1,772,329.90/2,661,702.45 = 1,551,880.30/x
  3. Step 3: Cross multiply
    1,772,329.90x = 2,661,702.45 × 1,551,880.30
  4. Step 4: Simplify right side
    1,772,329.90x = 4,130,643,596,616.74
  5. Step 5: Solve for x
    x = 4,130,643,596,616.74/1,772,329.90
  6. Step 6: Final answer
    x = 2,330,629.08

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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.