Home / 1,587,098.40-2,380,737.65-507,705.81

Finding the Fourth Proportional to 1,587,098.40, 2,380,737.65 and 507,705.81

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Solution

The fourth proportional to 1,587,098.40, 2,380,737.65 and 507,705.81 is: 761,587.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,587,098.40 : 2,380,737.65 = 507,705.81 : x
  2. Step 2: Convert to fraction form
    1,587,098.40/2,380,737.65 = 507,705.81/x
  3. Step 3: Cross multiply
    1,587,098.40x = 2,380,737.65 × 507,705.81
  4. Step 4: Simplify right side
    1,587,098.40x = 1,208,714,334,452.22
  5. Step 5: Solve for x
    x = 1,208,714,334,452.22/1,587,098.40
  6. Step 6: Final answer
    x = 761,587.52

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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.