Home / 868,931.70-1,303,397.55-805,946.10

Finding the Fourth Proportional to 868,931.70, 1,303,397.55 and 805,946.10

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Solution

The fourth proportional to 868,931.70, 1,303,397.55 and 805,946.10 is: 1,208,919.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,931.70 : 1,303,397.55 = 805,946.10 : x
  2. Step 2: Convert to fraction form
    868,931.70/1,303,397.55 = 805,946.10/x
  3. Step 3: Cross multiply
    868,931.70x = 1,303,397.55 × 805,946.10
  4. Step 4: Simplify right side
    868,931.70x = 1,050,468,172,172.06
  5. Step 5: Solve for x
    x = 1,050,468,172,172.06/868,931.70
  6. Step 6: Final answer
    x = 1,208,919.15

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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.