Home / 1,383,543.72-2,075,946.09-710,097.87

Finding the Fourth Proportional to 1,383,543.72, 2,075,946.09 and 710,097.87

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Solution

The fourth proportional to 1,383,543.72, 2,075,946.09 and 710,097.87 is: 1,065,470.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,543.72 : 2,075,946.09 = 710,097.87 : x
  2. Step 2: Convert to fraction form
    1,383,543.72/2,075,946.09 = 710,097.87/x
  3. Step 3: Cross multiply
    1,383,543.72x = 2,075,946.09 × 710,097.87
  4. Step 4: Simplify right side
    1,383,543.72x = 1,474,124,896,743.83
  5. Step 5: Solve for x
    x = 1,474,124,896,743.83/1,383,543.72
  6. Step 6: Final answer
    x = 1,065,470.41

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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.