Home / 1,572,019.68-2,358,172.08-434,853.12

Finding the Fourth Proportional to 1,572,019.68, 2,358,172.08 and 434,853.12

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Solution

The fourth proportional to 1,572,019.68, 2,358,172.08 and 434,853.12 is: 652,319.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,572,019.68 : 2,358,172.08 = 434,853.12 : x
  2. Step 2: Convert to fraction form
    1,572,019.68/2,358,172.08 = 434,853.12/x
  3. Step 3: Cross multiply
    1,572,019.68x = 2,358,172.08 × 434,853.12
  4. Step 4: Simplify right side
    1,572,019.68x = 1,025,458,486,484.89
  5. Step 5: Solve for x
    x = 1,025,458,486,484.89/1,572,019.68
  6. Step 6: Final answer
    x = 652,319.12

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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.