Home / 2,843,841.30-3,924,547.65-1,698,021.78

Finding the Fourth Proportional to 2,843,841.30, 3,924,547.65 and 1,698,021.78

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Solution

The fourth proportional to 2,843,841.30, 3,924,547.65 and 1,698,021.78 is: 2,343,297.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,843,841.30 : 3,924,547.65 = 1,698,021.78 : x
  2. Step 2: Convert to fraction form
    2,843,841.30/3,924,547.65 = 1,698,021.78/x
  3. Step 3: Cross multiply
    2,843,841.30x = 3,924,547.65 × 1,698,021.78
  4. Step 4: Simplify right side
    2,843,841.30x = 6,663,967,386,347.82
  5. Step 5: Solve for x
    x = 6,663,967,386,347.82/2,843,841.30
  6. Step 6: Final answer
    x = 2,343,297.91

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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.