Home / 1,358,959.80-1,875,316.71-747,108.13

Finding the Fourth Proportional to 1,358,959.80, 1,875,316.71 and 747,108.13

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Solution

The fourth proportional to 1,358,959.80, 1,875,316.71 and 747,108.13 is: 1,030,982.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,959.80 : 1,875,316.71 = 747,108.13 : x
  2. Step 2: Convert to fraction form
    1,358,959.80/1,875,316.71 = 747,108.13/x
  3. Step 3: Cross multiply
    1,358,959.80x = 1,875,316.71 × 747,108.13
  4. Step 4: Simplify right side
    1,358,959.80x = 1,401,064,360,365.85
  5. Step 5: Solve for x
    x = 1,401,064,360,365.85/1,358,959.80
  6. Step 6: Final answer
    x = 1,030,982.93

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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.