Home / 2,348,483.79-3,240,908.10-1,430,712.90

Finding the Fourth Proportional to 2,348,483.79, 3,240,908.10 and 1,430,712.90

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Solution

The fourth proportional to 2,348,483.79, 3,240,908.10 and 1,430,712.90 is: 1,974,384.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,348,483.79 : 3,240,908.10 = 1,430,712.90 : x
  2. Step 2: Convert to fraction form
    2,348,483.79/3,240,908.10 = 1,430,712.90/x
  3. Step 3: Cross multiply
    2,348,483.79x = 3,240,908.10 × 1,430,712.90
  4. Step 4: Simplify right side
    2,348,483.79x = 4,636,809,026,384.49
  5. Step 5: Solve for x
    x = 4,636,809,026,384.49/2,348,483.79
  6. Step 6: Final answer
    x = 1,974,384.09

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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.