Home / 1,038,653.19-1,560,719.70-559,235.45

Finding the Fourth Proportional to 1,038,653.19, 1,560,719.70 and 559,235.45

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Solution

The fourth proportional to 1,038,653.19, 1,560,719.70 and 559,235.45 is: 840,328.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,653.19 : 1,560,719.70 = 559,235.45 : x
  2. Step 2: Convert to fraction form
    1,038,653.19/1,560,719.70 = 559,235.45/x
  3. Step 3: Cross multiply
    1,038,653.19x = 1,560,719.70 × 559,235.45
  4. Step 4: Simplify right side
    1,038,653.19x = 872,809,787,655.16
  5. Step 5: Solve for x
    x = 872,809,787,655.16/1,038,653.19
  6. Step 6: Final answer
    x = 840,328.41

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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.