Home / 1,458,001.18-2,012,038.67-813,382.93

Finding the Fourth Proportional to 1,458,001.18, 2,012,038.67 and 813,382.93

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Solution

The fourth proportional to 1,458,001.18, 2,012,038.67 and 813,382.93 is: 1,122,466.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,001.18 : 2,012,038.67 = 813,382.93 : x
  2. Step 2: Convert to fraction form
    1,458,001.18/2,012,038.67 = 813,382.93/x
  3. Step 3: Cross multiply
    1,458,001.18x = 2,012,038.67 × 813,382.93
  4. Step 4: Simplify right side
    1,458,001.18x = 1,636,557,908,677.90
  5. Step 5: Solve for x
    x = 1,636,557,908,677.90/1,458,001.18
  6. Step 6: Final answer
    x = 1,122,466.79

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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.