Home / 1,326,545.07-1,830,408.46-745,691.50

Finding the Fourth Proportional to 1,326,545.07, 1,830,408.46 and 745,691.50

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Solution

The fourth proportional to 1,326,545.07, 1,830,408.46 and 745,691.50 is: 1,028,928.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,545.07 : 1,830,408.46 = 745,691.50 : x
  2. Step 2: Convert to fraction form
    1,326,545.07/1,830,408.46 = 745,691.50/x
  3. Step 3: Cross multiply
    1,326,545.07x = 1,830,408.46 × 745,691.50
  4. Step 4: Simplify right side
    1,326,545.07x = 1,364,920,030,150.09
  5. Step 5: Solve for x
    x = 1,364,920,030,150.09/1,326,545.07
  6. Step 6: Final answer
    x = 1,028,928.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.