Home / 1,539,223.80-2,308,835.70-972,353.40

Finding the Fourth Proportional to 1,539,223.80, 2,308,835.70 and 972,353.40

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Solution

The fourth proportional to 1,539,223.80, 2,308,835.70 and 972,353.40 is: 1,458,530.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,223.80 : 2,308,835.70 = 972,353.40 : x
  2. Step 2: Convert to fraction form
    1,539,223.80/2,308,835.70 = 972,353.40/x
  3. Step 3: Cross multiply
    1,539,223.80x = 2,308,835.70 × 972,353.40
  4. Step 4: Simplify right side
    1,539,223.80x = 2,245,004,242,936.38
  5. Step 5: Solve for x
    x = 2,245,004,242,936.38/1,539,223.80
  6. Step 6: Final answer
    x = 1,458,530.10

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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.