Home / 1,208,070.48-1,667,038.03-711,275.38

Finding the Fourth Proportional to 1,208,070.48, 1,667,038.03 and 711,275.38

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Solution

The fourth proportional to 1,208,070.48, 1,667,038.03 and 711,275.38 is: 981,501.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,070.48 : 1,667,038.03 = 711,275.38 : x
  2. Step 2: Convert to fraction form
    1,208,070.48/1,667,038.03 = 711,275.38/x
  3. Step 3: Cross multiply
    1,208,070.48x = 1,667,038.03 × 711,275.38
  4. Step 4: Simplify right side
    1,208,070.48x = 1,185,723,108,262.70
  5. Step 5: Solve for x
    x = 1,185,723,108,262.70/1,208,070.48
  6. Step 6: Final answer
    x = 981,501.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.