Home / 1,429,651.19-2,144,545.76-470,085.55

Finding the Fourth Proportional to 1,429,651.19, 2,144,545.76 and 470,085.55

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Solution

The fourth proportional to 1,429,651.19, 2,144,545.76 and 470,085.55 is: 705,151.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,651.19 : 2,144,545.76 = 470,085.55 : x
  2. Step 2: Convert to fraction form
    1,429,651.19/2,144,545.76 = 470,085.55/x
  3. Step 3: Cross multiply
    1,429,651.19x = 2,144,545.76 × 470,085.55
  4. Step 4: Simplify right side
    1,429,651.19x = 1,008,119,975,242.35
  5. Step 5: Solve for x
    x = 1,008,119,975,242.35/1,429,651.19
  6. Step 6: Final answer
    x = 705,151.01

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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.