Home / 1,575,513.60-2,363,417.42-1,220,925.57

Finding the Fourth Proportional to 1,575,513.60, 2,363,417.42 and 1,220,925.57

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Solution

The fourth proportional to 1,575,513.60, 2,363,417.42 and 1,220,925.57 is: 1,831,502.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575,513.60 : 2,363,417.42 = 1,220,925.57 : x
  2. Step 2: Convert to fraction form
    1,575,513.60/2,363,417.42 = 1,220,925.57/x
  3. Step 3: Cross multiply
    1,575,513.60x = 2,363,417.42 × 1,220,925.57
  4. Step 4: Simplify right side
    1,575,513.60x = 2,885,556,754,556.80
  5. Step 5: Solve for x
    x = 2,885,556,754,556.80/1,575,513.60
  6. Step 6: Final answer
    x = 1,831,502.28

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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.