Home / 1,113,817.04-1,536,701.64-630,334.16

Finding the Fourth Proportional to 1,113,817.04, 1,536,701.64 and 630,334.16

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Solution

The fourth proportional to 1,113,817.04, 1,536,701.64 and 630,334.16 is: 869,654.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,817.04 : 1,536,701.64 = 630,334.16 : x
  2. Step 2: Convert to fraction form
    1,113,817.04/1,536,701.64 = 630,334.16/x
  3. Step 3: Cross multiply
    1,113,817.04x = 1,536,701.64 × 630,334.16
  4. Step 4: Simplify right side
    1,113,817.04x = 968,635,537,420.02
  5. Step 5: Solve for x
    x = 968,635,537,420.02/1,113,817.04
  6. Step 6: Final answer
    x = 869,654.08

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Double scale
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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.