Home / 1,939,018.24-2,908,988.96-977,110.40

Finding the Fourth Proportional to 1,939,018.24, 2,908,988.96 and 977,110.40

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Solution

The fourth proportional to 1,939,018.24, 2,908,988.96 and 977,110.40 is: 1,465,898.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,018.24 : 2,908,988.96 = 977,110.40 : x
  2. Step 2: Convert to fraction form
    1,939,018.24/2,908,988.96 = 977,110.40/x
  3. Step 3: Cross multiply
    1,939,018.24x = 2,908,988.96 × 977,110.40
  4. Step 4: Simplify right side
    1,939,018.24x = 2,842,403,366,301.18
  5. Step 5: Solve for x
    x = 2,842,403,366,301.18/1,939,018.24
  6. Step 6: Final answer
    x = 1,465,898.21

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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.