Home / 2,118,094.72-2,922,988.08-1,151,225.32

Finding the Fourth Proportional to 2,118,094.72, 2,922,988.08 and 1,151,225.32

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Solution

The fourth proportional to 2,118,094.72, 2,922,988.08 and 1,151,225.32 is: 1,588,700.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,118,094.72 : 2,922,988.08 = 1,151,225.32 : x
  2. Step 2: Convert to fraction form
    2,118,094.72/2,922,988.08 = 1,151,225.32/x
  3. Step 3: Cross multiply
    2,118,094.72x = 2,922,988.08 × 1,151,225.32
  4. Step 4: Simplify right side
    2,118,094.72x = 3,365,017,887,754.19
  5. Step 5: Solve for x
    x = 3,365,017,887,754.19/2,118,094.72
  6. Step 6: Final answer
    x = 1,588,700.38

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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.