Home / 1,556,350.53-2,319,053.54-1,386,566.20

Finding the Fourth Proportional to 1,556,350.53, 2,319,053.54 and 1,386,566.20

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Solution

The fourth proportional to 1,556,350.53, 2,319,053.54 and 1,386,566.20 is: 2,066,064.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,350.53 : 2,319,053.54 = 1,386,566.20 : x
  2. Step 2: Convert to fraction form
    1,556,350.53/2,319,053.54 = 1,386,566.20/x
  3. Step 3: Cross multiply
    1,556,350.53x = 2,319,053.54 × 1,386,566.20
  4. Step 4: Simplify right side
    1,556,350.53x = 3,215,521,253,932.67
  5. Step 5: Solve for x
    x = 3,215,521,253,932.67/1,556,350.53
  6. Step 6: Final answer
    x = 2,066,064.93

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.