Home / 992,327.60-1,486,849.80-570,868.40

Finding the Fourth Proportional to 992,327.60, 1,486,849.80 and 570,868.40

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Solution

The fourth proportional to 992,327.60, 1,486,849.80 and 570,868.40 is: 855,358.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,327.60 : 1,486,849.80 = 570,868.40 : x
  2. Step 2: Convert to fraction form
    992,327.60/1,486,849.80 = 570,868.40/x
  3. Step 3: Cross multiply
    992,327.60x = 1,486,849.80 × 570,868.40
  4. Step 4: Simplify right side
    992,327.60x = 848,795,566,366.32
  5. Step 5: Solve for x
    x = 848,795,566,366.32/992,327.60
  6. Step 6: Final answer
    x = 855,358.22

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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.