Home / 972,001.45-1,458,002.18-836,699.05

Finding the Fourth Proportional to 972,001.45, 1,458,002.18 and 836,699.05

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Solution

The fourth proportional to 972,001.45, 1,458,002.18 and 836,699.05 is: 1,255,048.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,001.45 : 1,458,002.18 = 836,699.05 : x
  2. Step 2: Convert to fraction form
    972,001.45/1,458,002.18 = 836,699.05/x
  3. Step 3: Cross multiply
    972,001.45x = 1,458,002.18 × 836,699.05
  4. Step 4: Simplify right side
    972,001.45x = 1,219,909,038,903.93
  5. Step 5: Solve for x
    x = 1,219,909,038,903.93/972,001.45
  6. Step 6: Final answer
    x = 1,255,048.58

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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.