Home / 3,430,210.51-5,145,875.27-1,407,911.66

Finding the Fourth Proportional to 3,430,210.51, 5,145,875.27 and 1,407,911.66

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Solution

The fourth proportional to 3,430,210.51, 5,145,875.27 and 1,407,911.66 is: 2,112,097.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,430,210.51 : 5,145,875.27 = 1,407,911.66 : x
  2. Step 2: Convert to fraction form
    3,430,210.51/5,145,875.27 = 1,407,911.66/x
  3. Step 3: Cross multiply
    3,430,210.51x = 5,145,875.27 × 1,407,911.66
  4. Step 4: Simplify right side
    3,430,210.51x = 7,244,937,767,809.27
  5. Step 5: Solve for x
    x = 7,244,937,767,809.27/3,430,210.51
  6. Step 6: Final answer
    x = 2,112,097.13

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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.