Home / 2,153,417.10-2,971,848.24-1,186,547.10

Finding the Fourth Proportional to 2,153,417.10, 2,971,848.24 and 1,186,547.10

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Solution

The fourth proportional to 2,153,417.10, 2,971,848.24 and 1,186,547.10 is: 1,637,508.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153,417.10 : 2,971,848.24 = 1,186,547.10 : x
  2. Step 2: Convert to fraction form
    2,153,417.10/2,971,848.24 = 1,186,547.10/x
  3. Step 3: Cross multiply
    2,153,417.10x = 2,971,848.24 × 1,186,547.10
  4. Step 4: Simplify right side
    2,153,417.10x = 3,526,237,910,812.10
  5. Step 5: Solve for x
    x = 3,526,237,910,812.10/2,153,417.10
  6. Step 6: Final answer
    x = 1,637,508.08

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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.