Home / 1,772,330.90-2,661,703.95-1,551,881.30

Finding the Fourth Proportional to 1,772,330.90, 2,661,703.95 and 1,551,881.30

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Solution

The fourth proportional to 1,772,330.90, 2,661,703.95 and 1,551,881.30 is: 2,330,630.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,330.90 : 2,661,703.95 = 1,551,881.30 : x
  2. Step 2: Convert to fraction form
    1,772,330.90/2,661,703.95 = 1,551,881.30/x
  3. Step 3: Cross multiply
    1,772,330.90x = 2,661,703.95 × 1,551,881.30
  4. Step 4: Simplify right side
    1,772,330.90x = 4,130,648,586,141.14
  5. Step 5: Solve for x
    x = 4,130,648,586,141.14/1,772,330.90
  6. Step 6: Final answer
    x = 2,330,630.58

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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.