Home / 1,483,730.16-2,047,657.60-830,421.52

Finding the Fourth Proportional to 1,483,730.16, 2,047,657.60 and 830,421.52

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Solution

The fourth proportional to 1,483,730.16, 2,047,657.60 and 830,421.52 is: 1,146,043.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483,730.16 : 2,047,657.60 = 830,421.52 : x
  2. Step 2: Convert to fraction form
    1,483,730.16/2,047,657.60 = 830,421.52/x
  3. Step 3: Cross multiply
    1,483,730.16x = 2,047,657.60 × 830,421.52
  4. Step 4: Simplify right side
    1,483,730.16x = 1,700,418,936,631.55
  5. Step 5: Solve for x
    x = 1,700,418,936,631.55/1,483,730.16
  6. Step 6: Final answer
    x = 1,146,043.25

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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.