Home / 1,127,898.18-1,556,507.16-618,604.20

Finding the Fourth Proportional to 1,127,898.18, 1,556,507.16 and 618,604.20

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Solution

The fourth proportional to 1,127,898.18, 1,556,507.16 and 618,604.20 is: 853,678.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,898.18 : 1,556,507.16 = 618,604.20 : x
  2. Step 2: Convert to fraction form
    1,127,898.18/1,556,507.16 = 618,604.20/x
  3. Step 3: Cross multiply
    1,127,898.18x = 1,556,507.16 × 618,604.20
  4. Step 4: Simplify right side
    1,127,898.18x = 962,861,866,506.07
  5. Step 5: Solve for x
    x = 962,861,866,506.07/1,127,898.18
  6. Step 6: Final answer
    x = 853,678.00

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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.