Home / 1,570,911.64-2,356,320.38-433,743.36

Finding the Fourth Proportional to 1,570,911.64, 2,356,320.38 and 433,743.36

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Solution

The fourth proportional to 1,570,911.64, 2,356,320.38 and 433,743.36 is: 650,602.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,911.64 : 2,356,320.38 = 433,743.36 : x
  2. Step 2: Convert to fraction form
    1,570,911.64/2,356,320.38 = 433,743.36/x
  3. Step 3: Cross multiply
    1,570,911.64x = 2,356,320.38 × 433,743.36
  4. Step 4: Simplify right side
    1,570,911.64x = 1,022,038,318,857.68
  5. Step 5: Solve for x
    x = 1,022,038,318,857.68/1,570,911.64
  6. Step 6: Final answer
    x = 650,602.04

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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.