Home / 1,036,313.62-1,553,802.78-437,114.50

Finding the Fourth Proportional to 1,036,313.62, 1,553,802.78 and 437,114.50

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Solution

The fourth proportional to 1,036,313.62, 1,553,802.78 and 437,114.50 is: 655,390.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,313.62 : 1,553,802.78 = 437,114.50 : x
  2. Step 2: Convert to fraction form
    1,036,313.62/1,553,802.78 = 437,114.50/x
  3. Step 3: Cross multiply
    1,036,313.62x = 1,553,802.78 × 437,114.50
  4. Step 4: Simplify right side
    1,036,313.62x = 679,189,725,278.31
  5. Step 5: Solve for x
    x = 679,189,725,278.31/1,036,313.62
  6. Step 6: Final answer
    x = 655,390.14

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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.