Home / 1,158,685.05-1,738,507.70-625,579.50

Finding the Fourth Proportional to 1,158,685.05, 1,738,507.70 and 625,579.50

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Solution

The fourth proportional to 1,158,685.05, 1,738,507.70 and 625,579.50 is: 938,628.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,685.05 : 1,738,507.70 = 625,579.50 : x
  2. Step 2: Convert to fraction form
    1,158,685.05/1,738,507.70 = 625,579.50/x
  3. Step 3: Cross multiply
    1,158,685.05x = 1,738,507.70 × 625,579.50
  4. Step 4: Simplify right side
    1,158,685.05x = 1,087,574,779,276.10
  5. Step 5: Solve for x
    x = 1,087,574,779,276.10/1,158,685.05
  6. Step 6: Final answer
    x = 938,628.47

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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.