Home / 5,312,452.40-7,927,244.72-4,739,897.60

Finding the Fourth Proportional to 5,312,452.40, 7,927,244.72 and 4,739,897.60

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Solution

The fourth proportional to 5,312,452.40, 7,927,244.72 and 4,739,897.60 is: 7,072,878.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,312,452.40 : 7,927,244.72 = 4,739,897.60 : x
  2. Step 2: Convert to fraction form
    5,312,452.40/7,927,244.72 = 4,739,897.60/x
  3. Step 3: Cross multiply
    5,312,452.40x = 7,927,244.72 × 4,739,897.60
  4. Step 4: Simplify right side
    5,312,452.40x = 37,574,328,222,940.66
  5. Step 5: Solve for x
    x = 37,574,328,222,940.66/5,312,452.40
  6. Step 6: Final answer
    x = 7,072,878.10

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.