Home / 2,148,285.48-2,964,710.07-1,181,490.54

Finding the Fourth Proportional to 2,148,285.48, 2,964,710.07 and 1,181,490.54

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Solution

The fourth proportional to 2,148,285.48, 2,964,710.07 and 1,181,490.54 is: 1,630,498.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,285.48 : 2,964,710.07 = 1,181,490.54 : x
  2. Step 2: Convert to fraction form
    2,148,285.48/2,964,710.07 = 1,181,490.54/x
  3. Step 3: Cross multiply
    2,148,285.48x = 2,964,710.07 × 1,181,490.54
  4. Step 4: Simplify right side
    2,148,285.48x = 3,502,776,901,547.74
  5. Step 5: Solve for x
    x = 3,502,776,901,547.74/2,148,285.48
  6. Step 6: Final answer
    x = 1,630,498.80

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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.