Home / 1,872,642.24-2,807,782.38-1,031,784.48

Finding the Fourth Proportional to 1,872,642.24, 2,807,782.38 and 1,031,784.48

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Solution

The fourth proportional to 1,872,642.24, 2,807,782.38 and 1,031,784.48 is: 1,547,026.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,642.24 : 2,807,782.38 = 1,031,784.48 : x
  2. Step 2: Convert to fraction form
    1,872,642.24/2,807,782.38 = 1,031,784.48/x
  3. Step 3: Cross multiply
    1,872,642.24x = 2,807,782.38 × 1,031,784.48
  4. Step 4: Simplify right side
    1,872,642.24x = 2,897,026,282,901.46
  5. Step 5: Solve for x
    x = 2,897,026,282,901.46/1,872,642.24
  6. Step 6: Final answer
    x = 1,547,026.03

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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.