Home / 1,070,031.61-1,604,580.81-404,717.05

Finding the Fourth Proportional to 1,070,031.61, 1,604,580.81 and 404,717.05

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Solution

The fourth proportional to 1,070,031.61, 1,604,580.81 and 404,717.05 is: 606,899.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,031.61 : 1,604,580.81 = 404,717.05 : x
  2. Step 2: Convert to fraction form
    1,070,031.61/1,604,580.81 = 404,717.05/x
  3. Step 3: Cross multiply
    1,070,031.61x = 1,604,580.81 × 404,717.05
  4. Step 4: Simplify right side
    1,070,031.61x = 649,401,211,909.81
  5. Step 5: Solve for x
    x = 649,401,211,909.81/1,070,031.61
  6. Step 6: Final answer
    x = 606,899.09

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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.