Home / 1,153,239.90-1,730,025.18-354,588.51

Finding the Fourth Proportional to 1,153,239.90, 1,730,025.18 and 354,588.51

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Solution

The fourth proportional to 1,153,239.90, 1,730,025.18 and 354,588.51 is: 531,933.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,239.90 : 1,730,025.18 = 354,588.51 : x
  2. Step 2: Convert to fraction form
    1,153,239.90/1,730,025.18 = 354,588.51/x
  3. Step 3: Cross multiply
    1,153,239.90x = 1,730,025.18 × 354,588.51
  4. Step 4: Simplify right side
    1,153,239.90x = 613,447,050,838.68
  5. Step 5: Solve for x
    x = 613,447,050,838.68/1,153,239.90
  6. Step 6: Final answer
    x = 531,933.60

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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.