Home / 1,282,210.60-1,923,315.90-534,159.40

Finding the Fourth Proportional to 1,282,210.60, 1,923,315.90 and 534,159.40

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Solution

The fourth proportional to 1,282,210.60, 1,923,315.90 and 534,159.40 is: 801,239.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,210.60 : 1,923,315.90 = 534,159.40 : x
  2. Step 2: Convert to fraction form
    1,282,210.60/1,923,315.90 = 534,159.40/x
  3. Step 3: Cross multiply
    1,282,210.60x = 1,923,315.90 × 534,159.40
  4. Step 4: Simplify right side
    1,282,210.60x = 1,027,357,267,154.46
  5. Step 5: Solve for x
    x = 1,027,357,267,154.46/1,282,210.60
  6. Step 6: Final answer
    x = 801,239.10

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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.