Home / 1,461,665.60-2,193,477.60-515,038.40

Finding the Fourth Proportional to 1,461,665.60, 2,193,477.60 and 515,038.40

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Solution

The fourth proportional to 1,461,665.60, 2,193,477.60 and 515,038.40 is: 772,902.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,665.60 : 2,193,477.60 = 515,038.40 : x
  2. Step 2: Convert to fraction form
    1,461,665.60/2,193,477.60 = 515,038.40/x
  3. Step 3: Cross multiply
    1,461,665.60x = 2,193,477.60 × 515,038.40
  4. Step 4: Simplify right side
    1,461,665.60x = 1,129,725,193,539.84
  5. Step 5: Solve for x
    x = 1,129,725,193,539.84/1,461,665.60
  6. Step 6: Final answer
    x = 772,902.63

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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.