Home / 1,626,059.04-2,438,696.48-678,916.32

Finding the Fourth Proportional to 1,626,059.04, 2,438,696.48 and 678,916.32

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Solution

The fourth proportional to 1,626,059.04, 2,438,696.48 and 678,916.32 is: 1,018,210.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626,059.04 : 2,438,696.48 = 678,916.32 : x
  2. Step 2: Convert to fraction form
    1,626,059.04/2,438,696.48 = 678,916.32/x
  3. Step 3: Cross multiply
    1,626,059.04x = 2,438,696.48 × 678,916.32
  4. Step 4: Simplify right side
    1,626,059.04x = 1,655,670,839,798.55
  5. Step 5: Solve for x
    x = 1,655,670,839,798.55/1,626,059.04
  6. Step 6: Final answer
    x = 1,018,210.78

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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.