Home / 1,526,646.40-2,289,969.60-529,475.20

Finding the Fourth Proportional to 1,526,646.40, 2,289,969.60 and 529,475.20

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Solution

The fourth proportional to 1,526,646.40, 2,289,969.60 and 529,475.20 is: 794,212.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526,646.40 : 2,289,969.60 = 529,475.20 : x
  2. Step 2: Convert to fraction form
    1,526,646.40/2,289,969.60 = 529,475.20/x
  3. Step 3: Cross multiply
    1,526,646.40x = 2,289,969.60 × 529,475.20
  4. Step 4: Simplify right side
    1,526,646.40x = 1,212,482,111,953.92
  5. Step 5: Solve for x
    x = 1,212,482,111,953.92/1,526,646.40
  6. Step 6: Final answer
    x = 794,212.80

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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.