Home / 3,698,187.80-5,547,281.70-3,556,470.20

Finding the Fourth Proportional to 3,698,187.80, 5,547,281.70 and 3,556,470.20

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Solution

The fourth proportional to 3,698,187.80, 5,547,281.70 and 3,556,470.20 is: 5,334,705.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,698,187.80 : 5,547,281.70 = 3,556,470.20 : x
  2. Step 2: Convert to fraction form
    3,698,187.80/5,547,281.70 = 3,556,470.20/x
  3. Step 3: Cross multiply
    3,698,187.80x = 5,547,281.70 × 3,556,470.20
  4. Step 4: Simplify right side
    3,698,187.80x = 19,728,742,057,055.34
  5. Step 5: Solve for x
    x = 19,728,742,057,055.34/3,698,187.80
  6. Step 6: Final answer
    x = 5,334,705.30

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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.