Home / 1,710,320.20-2,359,867-1,021,888.68

Finding the Fourth Proportional to 1,710,320.20, 2,359,867 and 1,021,888.68

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Solution

The fourth proportional to 1,710,320.20, 2,359,867 and 1,021,888.68 is: 1,409,982.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,710,320.20 : 2,359,867 = 1,021,888.68 : x
  2. Step 2: Convert to fraction form
    1,710,320.20/2,359,867 = 1,021,888.68/x
  3. Step 3: Cross multiply
    1,710,320.20x = 2,359,867 × 1,021,888.68
  4. Step 4: Simplify right side
    1,710,320.20x = 2,411,521,373,605.56
  5. Step 5: Solve for x
    x = 2,411,521,373,605.56/1,710,320.20
  6. Step 6: Final answer
    x = 1,409,982.40

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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.