Home / 1,031,362.08-1,423,290.60-572,485.20

Finding the Fourth Proportional to 1,031,362.08, 1,423,290.60 and 572,485.20

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Solution

The fourth proportional to 1,031,362.08, 1,423,290.60 and 572,485.20 is: 790,035.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,362.08 : 1,423,290.60 = 572,485.20 : x
  2. Step 2: Convert to fraction form
    1,031,362.08/1,423,290.60 = 572,485.20/x
  3. Step 3: Cross multiply
    1,031,362.08x = 1,423,290.60 × 572,485.20
  4. Step 4: Simplify right side
    1,031,362.08x = 814,812,803,799.12
  5. Step 5: Solve for x
    x = 814,812,803,799.12/1,031,362.08
  6. Step 6: Final answer
    x = 790,035.64

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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.