Home / 1,140,875.96-1,574,574.90-657,347.72

Finding the Fourth Proportional to 1,140,875.96, 1,574,574.90 and 657,347.72

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Solution

The fourth proportional to 1,140,875.96, 1,574,574.90 and 657,347.72 is: 907,235.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,875.96 : 1,574,574.90 = 657,347.72 : x
  2. Step 2: Convert to fraction form
    1,140,875.96/1,574,574.90 = 657,347.72/x
  3. Step 3: Cross multiply
    1,140,875.96x = 1,574,574.90 × 657,347.72
  4. Step 4: Simplify right side
    1,140,875.96x = 1,035,043,220,484.23
  5. Step 5: Solve for x
    x = 1,035,043,220,484.23/1,140,875.96
  6. Step 6: Final answer
    x = 907,235.54

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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.