Home / 3,185,702.40-4,778,492.16-789,552

Finding the Fourth Proportional to 3,185,702.40, 4,778,492.16 and 789,552

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Solution

The fourth proportional to 3,185,702.40, 4,778,492.16 and 789,552 is: 1,184,312.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,185,702.40 : 4,778,492.16 = 789,552 : x
  2. Step 2: Convert to fraction form
    3,185,702.40/4,778,492.16 = 789,552/x
  3. Step 3: Cross multiply
    3,185,702.40x = 4,778,492.16 × 789,552
  4. Step 4: Simplify right side
    3,185,702.40x = 3,772,868,041,912.32
  5. Step 5: Solve for x
    x = 3,772,868,041,912.32/3,185,702.40
  6. Step 6: Final answer
    x = 1,184,312.77

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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.