Home / 1,021,232.07-1,531,138.70-452,303.16

Finding the Fourth Proportional to 1,021,232.07, 1,531,138.70 and 452,303.16

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Solution

The fourth proportional to 1,021,232.07, 1,531,138.70 and 452,303.16 is: 678,140.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,232.07 : 1,531,138.70 = 452,303.16 : x
  2. Step 2: Convert to fraction form
    1,021,232.07/1,531,138.70 = 452,303.16/x
  3. Step 3: Cross multiply
    1,021,232.07x = 1,531,138.70 × 452,303.16
  4. Step 4: Simplify right side
    1,021,232.07x = 692,538,872,408.29
  5. Step 5: Solve for x
    x = 692,538,872,408.29/1,021,232.07
  6. Step 6: Final answer
    x = 678,140.54

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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.