Home / 3,109,547.45-4,291,117.18-1,732,860.88

Finding the Fourth Proportional to 3,109,547.45, 4,291,117.18 and 1,732,860.88

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Solution

The fourth proportional to 3,109,547.45, 4,291,117.18 and 1,732,860.88 is: 2,391,315.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,109,547.45 : 4,291,117.18 = 1,732,860.88 : x
  2. Step 2: Convert to fraction form
    3,109,547.45/4,291,117.18 = 1,732,860.88/x
  3. Step 3: Cross multiply
    3,109,547.45x = 4,291,117.18 × 1,732,860.88
  4. Step 4: Simplify right side
    3,109,547.45x = 7,435,909,077,657.97
  5. Step 5: Solve for x
    x = 7,435,909,077,657.97/3,109,547.45
  6. Step 6: Final answer
    x = 2,391,315.52

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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.