Home / 5,109,422.32-7,664,726.40-1,698,013.36

Finding the Fourth Proportional to 5,109,422.32, 7,664,726.40 and 1,698,013.36

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Solution

The fourth proportional to 5,109,422.32, 7,664,726.40 and 1,698,013.36 is: 2,547,217.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,109,422.32 : 7,664,726.40 = 1,698,013.36 : x
  2. Step 2: Convert to fraction form
    5,109,422.32/7,664,726.40 = 1,698,013.36/x
  3. Step 3: Cross multiply
    5,109,422.32x = 7,664,726.40 × 1,698,013.36
  4. Step 4: Simplify right side
    5,109,422.32x = 13,014,807,827,944.71
  5. Step 5: Solve for x
    x = 13,014,807,827,944.71/5,109,422.32
  6. Step 6: Final answer
    x = 2,547,217.08

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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.