Home / 1,036,312.62-1,553,801.28-437,113.50

Finding the Fourth Proportional to 1,036,312.62, 1,553,801.28 and 437,113.50

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Solution

The fourth proportional to 1,036,312.62, 1,553,801.28 and 437,113.50 is: 655,388.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,312.62 : 1,553,801.28 = 437,113.50 : x
  2. Step 2: Convert to fraction form
    1,036,312.62/1,553,801.28 = 437,113.50/x
  3. Step 3: Cross multiply
    1,036,312.62x = 1,553,801.28 × 437,113.50
  4. Step 4: Simplify right side
    1,036,312.62x = 679,187,515,805.28
  5. Step 5: Solve for x
    x = 679,187,515,805.28/1,036,312.62
  6. Step 6: Final answer
    x = 655,388.64

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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.