Home / 1,852,075.80-2,778,221.22-714,844.32

Finding the Fourth Proportional to 1,852,075.80, 2,778,221.22 and 714,844.32

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Solution

The fourth proportional to 1,852,075.80, 2,778,221.22 and 714,844.32 is: 1,072,307.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,852,075.80 : 2,778,221.22 = 714,844.32 : x
  2. Step 2: Convert to fraction form
    1,852,075.80/2,778,221.22 = 714,844.32/x
  3. Step 3: Cross multiply
    1,852,075.80x = 2,778,221.22 × 714,844.32
  4. Step 4: Simplify right side
    1,852,075.80x = 1,985,995,658,820.47
  5. Step 5: Solve for x
    x = 1,985,995,658,820.47/1,852,075.80
  6. Step 6: Final answer
    x = 1,072,307.98

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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.