Home / 1,666,555.60-2,299,835.28-902,591.68

Finding the Fourth Proportional to 1,666,555.60, 2,299,835.28 and 902,591.68

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Solution

The fourth proportional to 1,666,555.60, 2,299,835.28 and 902,591.68 is: 1,245,570.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,555.60 : 2,299,835.28 = 902,591.68 : x
  2. Step 2: Convert to fraction form
    1,666,555.60/2,299,835.28 = 902,591.68/x
  3. Step 3: Cross multiply
    1,666,555.60x = 2,299,835.28 × 902,591.68
  4. Step 4: Simplify right side
    1,666,555.60x = 2,075,812,189,098.47
  5. Step 5: Solve for x
    x = 2,075,812,189,098.47/1,666,555.60
  6. Step 6: Final answer
    x = 1,245,570.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.