Home / 1,337,457.40-2,006,477.70-438,746.20

Finding the Fourth Proportional to 1,337,457.40, 2,006,477.70 and 438,746.20

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Solution

The fourth proportional to 1,337,457.40, 2,006,477.70 and 438,746.20 is: 658,214.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,457.40 : 2,006,477.70 = 438,746.20 : x
  2. Step 2: Convert to fraction form
    1,337,457.40/2,006,477.70 = 438,746.20/x
  3. Step 3: Cross multiply
    1,337,457.40x = 2,006,477.70 × 438,746.20
  4. Step 4: Simplify right side
    1,337,457.40x = 880,334,466,259.74
  5. Step 5: Solve for x
    x = 880,334,466,259.74/1,337,457.40
  6. Step 6: Final answer
    x = 658,214.96

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1.5x scale

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.