Home / 977,688.70-1,466,533.05-942,259.30

Finding the Fourth Proportional to 977,688.70, 1,466,533.05 and 942,259.30

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Solution

The fourth proportional to 977,688.70, 1,466,533.05 and 942,259.30 is: 1,413,388.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,688.70 : 1,466,533.05 = 942,259.30 : x
  2. Step 2: Convert to fraction form
    977,688.70/1,466,533.05 = 942,259.30/x
  3. Step 3: Cross multiply
    977,688.70x = 1,466,533.05 × 942,259.30
  4. Step 4: Simplify right side
    977,688.70x = 1,381,854,405,119.87
  5. Step 5: Solve for x
    x = 1,381,854,405,119.87/977,688.70
  6. Step 6: Final answer
    x = 1,413,388.95

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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.