Home / 1,110,038.51-1,665,055.10-435,648.17

Finding the Fourth Proportional to 1,110,038.51, 1,665,055.10 and 435,648.17

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Solution

The fourth proportional to 1,110,038.51, 1,665,055.10 and 435,648.17 is: 653,471.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,038.51 : 1,665,055.10 = 435,648.17 : x
  2. Step 2: Convert to fraction form
    1,110,038.51/1,665,055.10 = 435,648.17/x
  3. Step 3: Cross multiply
    1,110,038.51x = 1,665,055.10 × 435,648.17
  4. Step 4: Simplify right side
    1,110,038.51x = 725,378,212,515.93
  5. Step 5: Solve for x
    x = 725,378,212,515.93/1,110,038.51
  6. Step 6: Final answer
    x = 653,471.21

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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.