Home / 1,036,643.72-1,430,591.98-577,805.48

Finding the Fourth Proportional to 1,036,643.72, 1,430,591.98 and 577,805.48

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Solution

The fourth proportional to 1,036,643.72, 1,430,591.98 and 577,805.48 is: 797,384.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,643.72 : 1,430,591.98 = 577,805.48 : x
  2. Step 2: Convert to fraction form
    1,036,643.72/1,430,591.98 = 577,805.48/x
  3. Step 3: Cross multiply
    1,036,643.72x = 1,430,591.98 × 577,805.48
  4. Step 4: Simplify right side
    1,036,643.72x = 826,603,885,688.05
  5. Step 5: Solve for x
    x = 826,603,885,688.05/1,036,643.72
  6. Step 6: Final answer
    x = 797,384.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.