Home / 1,529,948.80-2,295,141.90-519,117.40

Finding the Fourth Proportional to 1,529,948.80, 2,295,141.90 and 519,117.40

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Solution

The fourth proportional to 1,529,948.80, 2,295,141.90 and 519,117.40 is: 778,750.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529,948.80 : 2,295,141.90 = 519,117.40 : x
  2. Step 2: Convert to fraction form
    1,529,948.80/2,295,141.90 = 519,117.40/x
  3. Step 3: Cross multiply
    1,529,948.80x = 2,295,141.90 × 519,117.40
  4. Step 4: Simplify right side
    1,529,948.80x = 1,191,448,095,759.06
  5. Step 5: Solve for x
    x = 1,191,448,095,759.06/1,529,948.80
  6. Step 6: Final answer
    x = 778,750.31

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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.