Home / 5,645,702.30-8,468,719.43-1,385,870.38

Finding the Fourth Proportional to 5,645,702.30, 8,468,719.43 and 1,385,870.38

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Solution

The fourth proportional to 5,645,702.30, 8,468,719.43 and 1,385,870.38 is: 2,078,846.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,645,702.30 : 8,468,719.43 = 1,385,870.38 : x
  2. Step 2: Convert to fraction form
    5,645,702.30/8,468,719.43 = 1,385,870.38/x
  3. Step 3: Cross multiply
    5,645,702.30x = 8,468,719.43 × 1,385,870.38
  4. Step 4: Simplify right side
    5,645,702.30x = 11,736,547,386,466.33
  5. Step 5: Solve for x
    x = 11,736,547,386,466.33/5,645,702.30
  6. Step 6: Final answer
    x = 2,078,846.31

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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.