Home / 1,095,541.80-1,643,440.70-347,663.40

Finding the Fourth Proportional to 1,095,541.80, 1,643,440.70 and 347,663.40

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Solution

The fourth proportional to 1,095,541.80, 1,643,440.70 and 347,663.40 is: 521,535.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,541.80 : 1,643,440.70 = 347,663.40 : x
  2. Step 2: Convert to fraction form
    1,095,541.80/1,643,440.70 = 347,663.40/x
  3. Step 3: Cross multiply
    1,095,541.80x = 1,643,440.70 × 347,663.40
  4. Step 4: Simplify right side
    1,095,541.80x = 571,364,181,460.38
  5. Step 5: Solve for x
    x = 571,364,181,460.38/1,095,541.80
  6. Step 6: Final answer
    x = 521,535.72

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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.