Home / 1,698,360.80-2,547,566.72-436,160.48

Finding the Fourth Proportional to 1,698,360.80, 2,547,566.72 and 436,160.48

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Solution

The fourth proportional to 1,698,360.80, 2,547,566.72 and 436,160.48 is: 654,247.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698,360.80 : 2,547,566.72 = 436,160.48 : x
  2. Step 2: Convert to fraction form
    1,698,360.80/2,547,566.72 = 436,160.48/x
  3. Step 3: Cross multiply
    1,698,360.80x = 2,547,566.72 × 436,160.48
  4. Step 4: Simplify right side
    1,698,360.80x = 1,111,147,923,427.23
  5. Step 5: Solve for x
    x = 1,111,147,923,427.23/1,698,360.80
  6. Step 6: Final answer
    x = 654,247.27

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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.