Home / 1,206,602.60-1,809,903.90-458,551.40

Finding the Fourth Proportional to 1,206,602.60, 1,809,903.90 and 458,551.40

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Solution

The fourth proportional to 1,206,602.60, 1,809,903.90 and 458,551.40 is: 687,827.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,602.60 : 1,809,903.90 = 458,551.40 : x
  2. Step 2: Convert to fraction form
    1,206,602.60/1,809,903.90 = 458,551.40/x
  3. Step 3: Cross multiply
    1,206,602.60x = 1,809,903.90 × 458,551.40
  4. Step 4: Simplify right side
    1,206,602.60x = 829,933,967,210.46
  5. Step 5: Solve for x
    x = 829,933,967,210.46/1,206,602.60
  6. Step 6: Final answer
    x = 687,827.10

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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.