Home / 3,426,477.10-4,728,543.95-1,877,492.63

Finding the Fourth Proportional to 3,426,477.10, 4,728,543.95 and 1,877,492.63

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Solution

The fourth proportional to 3,426,477.10, 4,728,543.95 and 1,877,492.63 is: 2,590,942.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,426,477.10 : 4,728,543.95 = 1,877,492.63 : x
  2. Step 2: Convert to fraction form
    3,426,477.10/4,728,543.95 = 1,877,492.63/x
  3. Step 3: Cross multiply
    3,426,477.10x = 4,728,543.95 × 1,877,492.63
  4. Step 4: Simplify right side
    3,426,477.10x = 8,877,806,433,271.18
  5. Step 5: Solve for x
    x = 8,877,806,433,271.18/3,426,477.10
  6. Step 6: Final answer
    x = 2,590,942.88

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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.