Home / 1,038,116.64-1,556,223.61-363,830.38

Finding the Fourth Proportional to 1,038,116.64, 1,556,223.61 and 363,830.38

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Solution

The fourth proportional to 1,038,116.64, 1,556,223.61 and 363,830.38 is: 545,412.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,116.64 : 1,556,223.61 = 363,830.38 : x
  2. Step 2: Convert to fraction form
    1,038,116.64/1,556,223.61 = 363,830.38/x
  3. Step 3: Cross multiply
    1,038,116.64x = 1,556,223.61 × 363,830.38
  4. Step 4: Simplify right side
    1,038,116.64x = 566,201,426,481.70
  5. Step 5: Solve for x
    x = 566,201,426,481.70/1,038,116.64
  6. Step 6: Final answer
    x = 545,412.15

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1.5x scale

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.