Home / 3,114,859.03-4,298,506.32-1,719,421.51

Finding the Fourth Proportional to 3,114,859.03, 4,298,506.32 and 1,719,421.51

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Solution

The fourth proportional to 3,114,859.03, 4,298,506.32 and 1,719,421.51 is: 2,372,802.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114,859.03 : 4,298,506.32 = 1,719,421.51 : x
  2. Step 2: Convert to fraction form
    3,114,859.03/4,298,506.32 = 1,719,421.51/x
  3. Step 3: Cross multiply
    3,114,859.03x = 4,298,506.32 × 1,719,421.51
  4. Step 4: Simplify right side
    3,114,859.03x = 7,390,944,227,478.94
  5. Step 5: Solve for x
    x = 7,390,944,227,478.94/3,114,859.03
  6. Step 6: Final answer
    x = 2,372,802.16

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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.