Home / 1,116,325.86-1,540,512.10-607,023.78

Finding the Fourth Proportional to 1,116,325.86, 1,540,512.10 and 607,023.78

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Solution

The fourth proportional to 1,116,325.86, 1,540,512.10 and 607,023.78 is: 837,683.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,325.86 : 1,540,512.10 = 607,023.78 : x
  2. Step 2: Convert to fraction form
    1,116,325.86/1,540,512.10 = 607,023.78/x
  3. Step 3: Cross multiply
    1,116,325.86x = 1,540,512.10 × 607,023.78
  4. Step 4: Simplify right side
    1,116,325.86x = 935,127,478,077.74
  5. Step 5: Solve for x
    x = 935,127,478,077.74/1,116,325.86
  6. Step 6: Final answer
    x = 837,683.25

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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.