Home / 1,223,633.25-1,834,981.29-402,779.25

Finding the Fourth Proportional to 1,223,633.25, 1,834,981.29 and 402,779.25

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Solution

The fourth proportional to 1,223,633.25, 1,834,981.29 and 402,779.25 is: 604,014.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,633.25 : 1,834,981.29 = 402,779.25 : x
  2. Step 2: Convert to fraction form
    1,223,633.25/1,834,981.29 = 402,779.25/x
  3. Step 3: Cross multiply
    1,223,633.25x = 1,834,981.29 × 402,779.25
  4. Step 4: Simplify right side
    1,223,633.25x = 739,092,387,750.23
  5. Step 5: Solve for x
    x = 739,092,387,750.23/1,223,633.25
  6. Step 6: Final answer
    x = 604,014.63

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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.