Home / 2,772,479.60-4,158,719.40-975,640.40

Finding the Fourth Proportional to 2,772,479.60, 4,158,719.40 and 975,640.40

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Solution

The fourth proportional to 2,772,479.60, 4,158,719.40 and 975,640.40 is: 1,463,460.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772,479.60 : 4,158,719.40 = 975,640.40 : x
  2. Step 2: Convert to fraction form
    2,772,479.60/4,158,719.40 = 975,640.40/x
  3. Step 3: Cross multiply
    2,772,479.60x = 4,158,719.40 × 975,640.40
  4. Step 4: Simplify right side
    2,772,479.60x = 4,057,414,658,903.76
  5. Step 5: Solve for x
    x = 4,057,414,658,903.76/2,772,479.60
  6. Step 6: Final answer
    x = 1,463,460.60

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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.