Home / 3,490,561.96-5,234,547.14-1,215,502.40

Finding the Fourth Proportional to 3,490,561.96, 5,234,547.14 and 1,215,502.40

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Solution

The fourth proportional to 3,490,561.96, 5,234,547.14 and 1,215,502.40 is: 1,822,802.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,490,561.96 : 5,234,547.14 = 1,215,502.40 : x
  2. Step 2: Convert to fraction form
    3,490,561.96/5,234,547.14 = 1,215,502.40/x
  3. Step 3: Cross multiply
    3,490,561.96x = 5,234,547.14 × 1,215,502.40
  4. Step 4: Simplify right side
    3,490,561.96x = 6,362,604,623,150.13
  5. Step 5: Solve for x
    x = 6,362,604,623,150.13/3,490,561.96
  6. Step 6: Final answer
    x = 1,822,802.37

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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.