Home / 1,031,930.20-1,547,822.40-357,848.20

Finding the Fourth Proportional to 1,031,930.20, 1,547,822.40 and 357,848.20

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Solution

The fourth proportional to 1,031,930.20, 1,547,822.40 and 357,848.20 is: 536,747.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,930.20 : 1,547,822.40 = 357,848.20 : x
  2. Step 2: Convert to fraction form
    1,031,930.20/1,547,822.40 = 357,848.20/x
  3. Step 3: Cross multiply
    1,031,930.20x = 1,547,822.40 × 357,848.20
  4. Step 4: Simplify right side
    1,031,930.20x = 553,885,459,759.68
  5. Step 5: Solve for x
    x = 553,885,459,759.68/1,031,930.20
  6. Step 6: Final answer
    x = 536,747.02

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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.