Home / 977,881.80-1,466,822.70-945,222.60

Finding the Fourth Proportional to 977,881.80, 1,466,822.70 and 945,222.60

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Solution

The fourth proportional to 977,881.80, 1,466,822.70 and 945,222.60 is: 1,417,833.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,881.80 : 1,466,822.70 = 945,222.60 : x
  2. Step 2: Convert to fraction form
    977,881.80/1,466,822.70 = 945,222.60/x
  3. Step 3: Cross multiply
    977,881.80x = 1,466,822.70 × 945,222.60
  4. Step 4: Simplify right side
    977,881.80x = 1,386,473,966,233.02
  5. Step 5: Solve for x
    x = 1,386,473,966,233.02/977,881.80
  6. Step 6: Final answer
    x = 1,417,833.90

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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.