Home / 1,918,547.54-2,647,526.20-1,059,089.34

Finding the Fourth Proportional to 1,918,547.54, 2,647,526.20 and 1,059,089.34

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Solution

The fourth proportional to 1,918,547.54, 2,647,526.20 and 1,059,089.34 is: 1,461,504.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,547.54 : 2,647,526.20 = 1,059,089.34 : x
  2. Step 2: Convert to fraction form
    1,918,547.54/2,647,526.20 = 1,059,089.34/x
  3. Step 3: Cross multiply
    1,918,547.54x = 2,647,526.20 × 1,059,089.34
  4. Step 4: Simplify right side
    1,918,547.54x = 2,803,966,775,790.71
  5. Step 5: Solve for x
    x = 2,803,966,775,790.71/1,918,547.54
  6. Step 6: Final answer
    x = 1,461,504.98

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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.