Home / 1,513,574.20-2,088,722.10-834,510.70

Finding the Fourth Proportional to 1,513,574.20, 2,088,722.10 and 834,510.70

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Solution

The fourth proportional to 1,513,574.20, 2,088,722.10 and 834,510.70 is: 1,151,619.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,574.20 : 2,088,722.10 = 834,510.70 : x
  2. Step 2: Convert to fraction form
    1,513,574.20/2,088,722.10 = 834,510.70/x
  3. Step 3: Cross multiply
    1,513,574.20x = 2,088,722.10 × 834,510.70
  4. Step 4: Simplify right side
    1,513,574.20x = 1,743,060,941,776.47
  5. Step 5: Solve for x
    x = 1,743,060,941,776.47/1,513,574.20
  6. Step 6: Final answer
    x = 1,151,619.09

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1.5x scale

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.