Home / 4,779,345.40-7,168,021.80-1,748,139.10

Finding the Fourth Proportional to 4,779,345.40, 7,168,021.80 and 1,748,139.10

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Solution

The fourth proportional to 4,779,345.40, 7,168,021.80 and 1,748,139.10 is: 2,621,844.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,779,345.40 : 7,168,021.80 = 1,748,139.10 : x
  2. Step 2: Convert to fraction form
    4,779,345.40/7,168,021.80 = 1,748,139.10/x
  3. Step 3: Cross multiply
    4,779,345.40x = 7,168,021.80 × 1,748,139.10
  4. Step 4: Simplify right side
    4,779,345.40x = 12,530,699,178,232.38
  5. Step 5: Solve for x
    x = 12,530,699,178,232.38/4,779,345.40
  6. Step 6: Final answer
    x = 2,621,844.23

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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.