Home / 1,130,009.12-1,559,424.06-613,768.02

Finding the Fourth Proportional to 1,130,009.12, 1,559,424.06 and 613,768.02

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Solution

The fourth proportional to 1,130,009.12, 1,559,424.06 and 613,768.02 is: 847,006.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,009.12 : 1,559,424.06 = 613,768.02 : x
  2. Step 2: Convert to fraction form
    1,130,009.12/1,559,424.06 = 613,768.02/x
  3. Step 3: Cross multiply
    1,130,009.12x = 1,559,424.06 × 613,768.02
  4. Step 4: Simplify right side
    1,130,009.12x = 957,124,617,646.56
  5. Step 5: Solve for x
    x = 957,124,617,646.56/1,130,009.12
  6. Step 6: Final answer
    x = 847,006.10

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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.