Home / 1,891,023.90-2,609,607.54-1,031,578.02

Finding the Fourth Proportional to 1,891,023.90, 2,609,607.54 and 1,031,578.02

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Solution

The fourth proportional to 1,891,023.90, 2,609,607.54 and 1,031,578.02 is: 1,423,574.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,023.90 : 2,609,607.54 = 1,031,578.02 : x
  2. Step 2: Convert to fraction form
    1,891,023.90/2,609,607.54 = 1,031,578.02/x
  3. Step 3: Cross multiply
    1,891,023.90x = 2,609,607.54 × 1,031,578.02
  4. Step 4: Simplify right side
    1,891,023.90x = 2,692,013,779,090.27
  5. Step 5: Solve for x
    x = 2,692,013,779,090.27/1,891,023.90
  6. Step 6: Final answer
    x = 1,423,574.70

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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.