Home / 1,070,772.16-1,477,665.50-618,063.16

Finding the Fourth Proportional to 1,070,772.16, 1,477,665.50 and 618,063.16

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Solution

The fourth proportional to 1,070,772.16, 1,477,665.50 and 618,063.16 is: 852,927.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,772.16 : 1,477,665.50 = 618,063.16 : x
  2. Step 2: Convert to fraction form
    1,070,772.16/1,477,665.50 = 618,063.16/x
  3. Step 3: Cross multiply
    1,070,772.16x = 1,477,665.50 × 618,063.16
  4. Step 4: Simplify right side
    1,070,772.16x = 913,290,608,352.98
  5. Step 5: Solve for x
    x = 913,290,608,352.98/1,070,772.16
  6. Step 6: Final answer
    x = 852,927.11

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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.