Home / 2,953,647.93-4,430,471.40-709,785.93

Finding the Fourth Proportional to 2,953,647.93, 4,430,471.40 and 709,785.93

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Solution

The fourth proportional to 2,953,647.93, 4,430,471.40 and 709,785.93 is: 1,064,678.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953,647.93 : 4,430,471.40 = 709,785.93 : x
  2. Step 2: Convert to fraction form
    2,953,647.93/4,430,471.40 = 709,785.93/x
  3. Step 3: Cross multiply
    2,953,647.93x = 4,430,471.40 × 709,785.93
  4. Step 4: Simplify right side
    2,953,647.93x = 3,144,686,262,987.40
  5. Step 5: Solve for x
    x = 3,144,686,262,987.40/2,953,647.93
  6. Step 6: Final answer
    x = 1,064,678.78

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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.