Home / 1,816,221.07-2,506,292.44-1,000,407.19

Finding the Fourth Proportional to 1,816,221.07, 2,506,292.44 and 1,000,407.19

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Solution

The fourth proportional to 1,816,221.07, 2,506,292.44 and 1,000,407.19 is: 1,380,510.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,221.07 : 2,506,292.44 = 1,000,407.19 : x
  2. Step 2: Convert to fraction form
    1,816,221.07/2,506,292.44 = 1,000,407.19/x
  3. Step 3: Cross multiply
    1,816,221.07x = 2,506,292.44 × 1,000,407.19
  4. Step 4: Simplify right side
    1,816,221.07x = 2,507,312,977,218.64
  5. Step 5: Solve for x
    x = 2,507,312,977,218.64/1,816,221.07
  6. Step 6: Final answer
    x = 1,380,510.90

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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.