Home / 1,976,652.40-2,968,477.80-1,528,463.20

Finding the Fourth Proportional to 1,976,652.40, 2,968,477.80 and 1,528,463.20

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Solution

The fourth proportional to 1,976,652.40, 2,968,477.80 and 1,528,463.20 is: 2,295,400.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,976,652.40 : 2,968,477.80 = 1,528,463.20 : x
  2. Step 2: Convert to fraction form
    1,976,652.40/2,968,477.80 = 1,528,463.20/x
  3. Step 3: Cross multiply
    1,976,652.40x = 2,968,477.80 × 1,528,463.20
  4. Step 4: Simplify right side
    1,976,652.40x = 4,537,209,077,316.96
  5. Step 5: Solve for x
    x = 4,537,209,077,316.96/1,976,652.40
  6. Step 6: Final answer
    x = 2,295,400.59

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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.